Update issue in IssueRepo when change detected

This was trying (and depending on app permissions, succeeding) at changing issue descriptions in repos directly even when IssueRepo was set. We update to obey IssueRepo config setting in this case

Signed-off-by: twelsh-aw <84401379+twelsh-aw@users.noreply.github.com>

pkg/issue/issue.go

@@ -139,7 +139,7 @@ func ensure(ctx context.Context, c *github.Client, issues issues, owner, repo, p
 	if !strings.Contains(issue.GetBody(), hash) && hasIssueSection(issue.GetBody(), updateSectionName) {
 		// Comment update and update issue body
 		commentBody := fmt.Sprintf("The policy result has been updated.\n\n---\n\n%s", text)
-		comment, _, err := issues.CreateComment(ctx, owner, repo, issue.GetNumber(), &github.IssueComment{
+		comment, _, err := issues.CreateComment(ctx, owner, issueRepo, issue.GetNumber(), &github.IssueComment{
 			Body: &commentBody,
 		})
 		if err != nil {
@@ -159,7 +159,7 @@ func ensure(ctx context.Context, c *github.Client, issues issues, owner, repo, p
 		}
 		// Ensure issue is open as well
 		state := "open"
-		_, _, err = issues.Edit(ctx, owner, repo, issue.GetNumber(), &github.IssueRequest{
+		_, _, err = issues.Edit(ctx, owner, issueRepo, issue.GetNumber(), &github.IssueRequest{
 			State: &state,
 			Body:  &newBody,
 		})