Build against OBS 32

Preparing for obsproject/obs-studio#12566

Author: dimtpap

.github/workflows/main.yml

@@ -16,7 +16,7 @@ jobs:
   build-plugin:
     strategy:
       matrix:
-        obs-version: ['28.0.0', '30.2.0']
+        obs-version: ['28.0.0', '30.2.0', '32.0.0-beta1']
     name: 'Build Plugin'
     runs-on: ubuntu-latest
     steps: