Move log statement and change from info to debug

The message seems to be informative only to developers i.e. better
suited as a debug message.

Moving it to the function that it is actually logging for ensures that
it is always logged, instead of putting this burden on the caller.

internal/pkg/githubapi/github.go

@@ -277,7 +277,6 @@ func handleChangedPREvent(ctx context.Context, mainGithubClientPair GhClientPair
 			ghPrClientDetails.PrLogger.Debugf("Diff not find affected ArogCD apps")
 		}
 	}
-	ghPrClientDetails.PrLogger.Infoln("Checking for Drift")
 	err = DetectDrift(ghPrClientDetails)
 	if err != nil {
 		return fmt.Errorf("detecting drift: %w", err)

internal/pkg/githubapi/promotion.go

@@ -51,6 +51,7 @@ func contains(s []string, str string) bool {
 }
 
 func DetectDrift(ghPrClientDetails GhPrClientDetails) error {
+	ghPrClientDetails.PrLogger.Debugln("Checking for Drift")
 	if ghPrClientDetails.Ctx.Err() != nil {
 		return ghPrClientDetails.Ctx.Err()
 	}