Revert "ci: add the pre-build check as dependencies on lnprototetest"

This reverts commit 00d9f28a85982ae3d1b74b795ee356381dcb8d54.

.github/workflows/prototest.yaml

@@ -5,16 +5,10 @@ on:
     branches:
       - "master"
   pull_request:
-  workflow_run:
-    workflows: [Pre-Builds Checks]
-    types:
-      - completed
-
 jobs:
   proto-test:
     name: Protocol Test Config
     runs-on: ubuntu-22.04
-    if: ${{ github.event.workflow_run.conclusion == 'success' }}
     timeout-minutes: 120
     strategy:
       fail-fast: true