Fix 780: Installer action was using wrong installer branch

Author: Wires77

.github/workflows/installer.yml

@@ -13,7 +13,7 @@ jobs:
               uses: actions/checkout@v3
               with:
                 repository: 'PathOfBuildingCommunity/PathOfBuilding-Installer'
-                ref: 'poe2'
+                ref: 'master'
                 ssh-key: '${{ secrets.POB_INSTALLER_KEY }}'
             - name: Create installer
               run: 'python3 make_release.py --game-version 2'