build(deps): bump github.com/linode/linodego in /test/integration

Bumps [github.com/linode/linodego](https://github.com/linode/linodego) from 1.39.0 to 1.40.0.
- [Release notes](https://github.com/linode/linodego/releases)
- [Commits](linode/linodego@v1.39.0...v1.40.0)

---
updated-dependencies:
- dependency-name: github.com/linode/linodego
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

test/integration/go.mod

@@ -4,11 +4,12 @@
 module github.com/linode/go-metadata/test/integration
 
 go 1.21
+toolchain go1.22.5
 
 require (
 	github.com/jarcoal/httpmock v1.3.1
 	github.com/linode/go-metadata v0.0.0
-	github.com/linode/linodego v1.39.0
+	github.com/linode/linodego v1.40.0
 	github.com/stretchr/testify v1.9.0
 )
 

test/integration/go.sum

@@ -6,8 +6,8 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/jarcoal/httpmock v1.3.1 h1:iUx3whfZWVf3jT01hQTO/Eo5sAYtB2/rqaUuOtpInww=
 github.com/jarcoal/httpmock v1.3.1/go.mod h1:3yb8rc4BI7TCBhFY8ng0gjuLKJNquuDNiPaZjnENuYg=
-github.com/linode/linodego v1.39.0 h1:gRsj2PXX+HTO3eYQaXEuQGsLeeLFDSBDontC5JL3Nn8=
-github.com/linode/linodego v1.39.0/go.mod h1:da8KzAQKSm5obwa06yXk5CZSDFMP9Wb08GA/O+aR9W0=
+github.com/linode/linodego v1.40.0 h1:7ESY0PwK94hoggoCtIroT1Xk6b1flrFBNZ6KwqbTqlI=
+github.com/linode/linodego v1.40.0/go.mod h1:NsUw4l8QrLdIofRg1NYFBbW5ZERnmbZykVBszPZLORM=
 github.com/maxatome/go-testdeep v1.12.0 h1:Ql7Go8Tg0C1D/uMMX59LAoYK7LffeJQ6X2T04nTH68g=
 github.com/maxatome/go-testdeep v1.12.0/go.mod h1:lPZc/HAcJMP92l7yI6TRz1aZN5URwUBUAfUNvrclaNM=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=