Merge pull request #702 from secondlife/signal/reduce-builds

build.yaml: Build shared branches

Author: vir-linden

.github/workflows/build.yaml

@@ -4,8 +4,8 @@ on:
   workflow_dispatch:
   pull_request:
   push:
-    branches: ["*"]
-    tags: ["*"]
+    branches: ["main", "release/*", "project/*"]
+    tags: ["Second_Life_*"]
 
 jobs:
   build: