Revert "chore: Allow dependabot to user lowercase PR titles"

This reverts commit cadfcb7.

Author: davidkna-sap

build-packages/check-pr/index.ts

@@ -2,18 +2,9 @@ import { setFailed } from '@actions/core';
 import { context } from '@actions/github';
 import { validateTitle, validateBody } from './validators.js';
 
-function capitalizeAfterColon(title: string): string {
-  return title.replace(/^([^:]+:\s*)(\w)/, (_, pre, char) =>
-    pre + char.toUpperCase()
-  );
-}
-
 try {
-  const pr = context.payload.pull_request;
-  const isDependabot = pr?.user?.login === 'dependabot[bot]';
-  const title = isDependabot && pr?.title ? capitalizeAfterColon(pr.title) : pr?.title;
-  validateTitle(title);
-  validateBody(pr?.body?.replace(/\r\n/g, '\n'));
+  validateTitle(context.payload.pull_request?.title);
+  validateBody(context.payload.pull_request?.body?.replace(/\r\n/g, '\n'));
 } catch (err: any) {
   setFailed(err);
 }