Bump bcrypt from 3.1.12 to 3.1.13

[dependabot-preview]

Bumps bcrypt from 3.1.12 to 3.1.13.

Changelog

Sourced from bcrypt's changelog.

1.0.0 Feb 27 2007

• Initial release.

2.0.0 Mar 07 2007

• Removed BCrypt::Password#exactly_equals -- use BCrypt::Password#eql? instead.
• Added BCrypt::Password#is_password?.
• Refactored out BCrypt::Internals into more useful BCrypt::Engine.
• Added validation of secrets -- nil is not healthy.

2.0.1 Mar 09 2007

• Fixed load path issues
• Fixed crashes when hashing weird values (e.g., false, etc.)

2.0.2 Jun 06 2007

• Fixed example code in the README [Winson]
• Fixed Solaris compatibility [Jeremy LaTrasse, Twitter crew]

2.0.3 May 07 2008

• Made exception classes descend from StandardError, not Exception [Dan42]
• Changed BCrypt::Engine.hash to BCrypt::Engine.hash_secret to avoid Merb
  sorting issues. [Lee Pope]

2.0.4 Mar 09 2009

• Added Ruby 1.9 compatibility. [Genki Takiuchi]
• Fixed segfaults on some different types of empty strings. [Mike Pomraning]

2.0.5 Mar 11 2009

• Fixed Ruby 1.8.5 compatibility. [Mike Pomraning]

2.1.0 Aug 12 2009

• Improved code coverage, unit tests, and build chain. [Hongli Lai]
• Ruby 1.9 compatibility fixes. [Hongli Lai]
• JRuby support, using Damien Miller's jBCrypt. [Hongli Lai]
• Ruby 1.9 GIL releasing for high-cost hashes. [Hongli Lai]

2.1.1 Aug 14 2009

• JVM 1.4/1.5 compatibility [Hongli Lai]

2.1.2 Sep 16 2009

• Fixed support for Solaris, OpenSolaris.

3.0.0 Aug 24 2011

• Bcrypt C implementation replaced with a public domain implementation.
• License changed to MIT

3.0.1 Sep 12 2011

• create raises an exception if the cost is higher than 31. GH #27

3.1.0 May 07 2013

• Add BCrypt::Password.valid_hash?(str) to check if a string is a valid bcrypt password hash

... (truncated)

Commits

• 011b67b Merge pull request #198 from codahale/update-deps
• 7a56f3b Merge pull request #195 from olleolleolle/appveyor-build-with-bundler-1
• ada5f12 Removing the dev dep on RDoc
• c78dde9 bumping version
• bd77e38 use Bundler < 2 in Appveyor builds
• 7644e36 Merge pull request #189 from adam12/skip-gnu-crypt-functions
• 84c8d7b Merge pull request #190 from fliiiix/patch-1
• b6d7abf Use https for links
• 818dbb5 Update Website link in readme
• 613daca Define SKIP_GNU token when building extension
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Note: This repo was added to Dependabot recently, so you'll receive a maximum of 5 PRs for your first few update runs. Once an update run creates fewer than 5 PRs we'll remove that limit.

You can always request more updates by clicking Bump now in your Dependabot dashboard.

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)
• @dependabot use these labels will set the current labels as the default for future PRs for this repo and language
• @dependabot use these reviewers will set the current reviewers as the default for future PRs for this repo and language
• @dependabot use these assignees will set the current assignees as the default for future PRs for this repo and language
• @dependabot use this milestone will set the current milestone as the default for future PRs for this repo and language
• @dependabot badge me will comment on this PR with code to add a "Dependabot enabled" badge to your readme

Additionally, you can set the following in your Dependabot dashboard:

• Update frequency (including time of day and day of week)
• Pull request limits (per update run and/or open at any time)
• Out-of-range updates (receive only lockfile updates, if desired)
• Security updates (receive only security updates, if desired)

[dependabot-preview]

Superseded by #115.