chore(typo): fix grammar in comments, API docs and error messages (#38370)

routers/api/v1/repo/action.go

@@ -36,11 +36,11 @@ import (
 	"gitea.com/gitea/runner/act/model"
 )
 
-// ListActionsSecrets list an repo's actions secrets
+// ListActionsSecrets list a repo's actions secrets
 func (Action) ListActionsSecrets(ctx *context.APIContext) {
 	// swagger:operation GET /repos/{owner}/{repo}/actions/secrets repository repoListActionsSecrets
 	// ---
-	// summary: List an repo's actions secrets
+	// summary: List a repo's actions secrets
 	// produces:
 	// - application/json
 	// parameters:

routers/api/v1/repo/avatar.go

@@ -13,7 +13,7 @@ import (
 	repo_service "gitea.dev/services/repository"
 )
 
-// UpdateVatar updates the Avatar of an Repo
+// UpdateAvatar updates the Avatar of a Repo
 func UpdateAvatar(ctx *context.APIContext) {
 	// swagger:operation POST /repos/{owner}/{repo}/avatar repository repoUpdateAvatar
 	// ---
@@ -56,7 +56,7 @@ func UpdateAvatar(ctx *context.APIContext) {
 	ctx.Status(http.StatusNoContent)
 }
 
-// UpdateAvatar deletes the Avatar of an Repo
+// DeleteAvatar deletes the Avatar of a Repo
 func DeleteAvatar(ctx *context.APIContext) {
 	// swagger:operation DELETE /repos/{owner}/{repo}/avatar repository repoDeleteAvatar
 	// ---

routers/api/v1/repo/git_ref.go

@@ -14,7 +14,7 @@ import (
 	"gitea.dev/services/context"
 )
 
-// GetGitAllRefs get ref or an list all the refs of a repository
+// GetGitAllRefs get ref or a list of all the refs of a repository
 func GetGitAllRefs(ctx *context.APIContext) {
 	// swagger:operation GET /repos/{owner}/{repo}/git/refs repository repoListAllGitRefs
 	// ---