Bump excoveralls from 0.18.2 to 0.18.3

Bumps [excoveralls](https://github.com/parroty/excoveralls) from 0.18.2 to 0.18.3.
- [Release notes](https://github.com/parroty/excoveralls/releases)
- [Changelog](https://github.com/parroty/excoveralls/blob/master/CHANGELOG.md)
- [Commits](parroty/excoveralls@v0.18.2...v0.18.3)

---
updated-dependencies:
- dependency-name: excoveralls
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

mix.lock

@@ -14,7 +14,7 @@
   "envar": {:hex, :envar, "1.1.0", "105bcac5a03800a1eb21e2c7e229edc687359b0cc184150ec1380db5928c115c", [:mix], [], "hexpm", "97028ab4a040a5c19e613fdf46a41cf51c6e848d99077e525b338e21d2993320"},
   "ex_aws": {:hex, :ex_aws, "2.5.4", "86c5bb870a49e0ab6f5aa5dd58cf505f09d2624ebe17530db3c1b61c88a673af", [:mix], [{:configparser_ex, "~> 4.0", [hex: :configparser_ex, repo: "hexpm", optional: true]}, {:hackney, "~> 1.16", [hex: :hackney, repo: "hexpm", optional: true]}, {:jason, "~> 1.1", [hex: :jason, repo: "hexpm", optional: true]}, {:jsx, "~> 2.8 or ~> 3.0", [hex: :jsx, repo: "hexpm", optional: true]}, {:mime, "~> 1.2 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:sweet_xml, "~> 0.7", [hex: :sweet_xml, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4.3 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "e82bd0091bb9a5bb190139599f922ff3fc7aebcca4374d65c99c4e23aa6d1625"},
   "ex_aws_lambda": {:hex, :ex_aws_lambda, "2.1.0", "f28bffae6dde34ba17ef815ef50a82a1e7f3af26d36fe31dbda3a7657e0de449", [:mix], [{:ex_aws, "~> 2.0", [hex: :ex_aws, repo: "hexpm", optional: false]}], "hexpm", "25608630b8b45fe22b0237696662f88be724bc89f77ee42708a5871511f531a0"},
-  "excoveralls": {:hex, :excoveralls, "0.18.2", "86efd87a0676a3198ff50b8c77620ea2f445e7d414afa9ec6c4ba84c9f8bdcc2", [:mix], [{:castore, "~> 1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "230262c418f0de64077626a498bd4fdf1126d5c2559bb0e6b43deac3005225a4"},
+  "excoveralls": {:hex, :excoveralls, "0.18.3", "bca47a24d69a3179951f51f1db6d3ed63bca9017f476fe520eb78602d45f7756", [:mix], [{:castore, "~> 1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "746f404fcd09d5029f1b211739afb8fb8575d775b21f6a3908e7ce3e640724c6"},
   "expo": {:hex, :expo, "1.0.1", "f9e2f984f5b8d195815d52d0ba264798c12c8d2f2606f76fa4c60e8ebe39474d", [:mix], [], "hexpm", "f250b33274e3e56513644858c116f255d35c767c2b8e96a512fe7839ef9306a1"},
   "fields": {:hex, :fields, "2.11.0", "3dfe6655f2d937cf3d40b4335759e5a9862d830c85888b8fd9b9ca6414c4d3e8", [:mix], [{:argon2_elixir, "~> 4.0.0", [hex: :argon2_elixir, repo: "hexpm", optional: false]}, {:ecto, "~> 3.3", [hex: :ecto, repo: "hexpm", optional: false]}, {:envar, "~> 1.1.0", [hex: :envar, repo: "hexpm", optional: false]}, {:html_sanitize_ex, "~> 1.4.2", [hex: :html_sanitize_ex, repo: "hexpm", optional: false]}], "hexpm", "2cfc62917b866ef57b22556a0c089b61fe6924449c3a8d3c22948982acf97d64"},
   "file_system": {:hex, :file_system, "1.0.0", "b689cc7dcee665f774de94b5a832e578bd7963c8e637ef940cd44327db7de2cd", [:mix], [], "hexpm", "6752092d66aec5a10e662aefeed8ddb9531d79db0bc145bb8c40325ca1d8536d"},