Code Cleanup (#869)

- switch to golangci-lint for linting
- switch to gofmpt for formatting
- fix lint and fmt issues that came up from switch to new tools
- upgrade go-sdk to 0.23.2
- support pagination for listing tracked times
- remove `FixPullHeadSha` workaround (upstream fix has been merged for 5+ years at this point)
- standardize on US spelling (previously a mix of US&UK spelling)
- remove some unused code
- reduce some duplication in parsing state and issue type
- reduce some duplication in reading input for secrets and variables
- reduce some duplication with PR Review code
- report error for when yaml parsing fails
- various other misc cleanup

Reviewed-on: https://gitea.com/gitea/tea/pulls/869
Co-authored-by: techknowlogick <techknowlogick@gitea.com>
Co-committed-by: techknowlogick <techknowlogick@gitea.com>

modules/git/branch.go

@@ -143,7 +143,7 @@ func (r TeaRepo) TeaFindBranchByName(branchName, repoURL string) (b *git_config.
 	defer iter.Close()
 	var remoteRefName git_plumbing.ReferenceName
 	var localRefName git_plumbing.ReferenceName
-	var remoteSearchingName = fmt.Sprintf("%s/%s", remoteName, branchName)
+	remoteSearchingName := fmt.Sprintf("%s/%s", remoteName, branchName)
 	err = iter.ForEach(func(ref *git_plumbing.Reference) error {
 		if ref.Name().IsRemote() && ref.Name().Short() == remoteSearchingName {
 			remoteRefName = ref.Name()