Add file status for API "Get a single commit from a repository" (#16205) (#25831)

#16205 To obtain a closer behavior to the api from github, the status
(added, modified, removed) of a file should be available in addition to
the filename.
See github doc :

https://docs.github.com/fr/rest/commits/commits?apiVersion=2022-11-28#get-a-commit

modules/structs/repo_commit.go

@@ -69,4 +69,5 @@ type CommitDateOptions struct {
 // CommitAffectedFiles store information about files affected by the commit
 type CommitAffectedFiles struct {
 	Filename string `json:"filename"`
+	Status   string `json:"status"`
 }