ci: Bump up timeout

macOS apparently can be slow, https://github.com/pytest-dev/pytest/runs/4965510831 for #9556 got cancelled at 91%

Author: The-Compiler

.github/workflows/main.yml

@@ -24,7 +24,7 @@ permissions: {}
 jobs:
   build:
     runs-on: ${{ matrix.os }}
-    timeout-minutes: 30
+    timeout-minutes: 45
     permissions:
       contents: read