Update build.yml

Fix rendering w/o continuous output (awawa-dev/HyperHDR#1377)

Author: satgit62

.github/workflows/build.yml

@@ -29,7 +29,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           repository: awawa-dev/HyperHDR
-          ref: fix_continues_output_when_disabled
+          ref: master
 
           path: hyperhdr-repo
           submodules: recursive