Fix Release Drafter failing on pull requests

disable-releaser on PR events to prevent invalid target_commitish error.
Also fix branch name from main to master.

Author: guizmaii

.github/workflows/draft.yml

@@ -3,7 +3,7 @@ name: Release Drafter
 on:
   push:
     branches:
-      - main
+      - master
 
   pull_request:
     types: [opened, reopened, synchronize]
@@ -22,5 +22,7 @@ jobs:
       pull-requests: write
     steps:
       - uses: release-drafter/release-drafter@v7.1.1
+        with:
+          disable-releaser: ${{ github.event_name == 'pull_request' }}
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}