build(workflows/test.yaml) build uopz branch from source

Following
https://github.com/shivammathur/setup-php/wiki/Add-extension-from-source
instructions, build the PHP 8.4 compatible version of the `uopz`
extension from a PR branch that does not throw during the extension
compilation.

.github/workflows/test.yaml

@@ -55,7 +55,7 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php_version }}
-          extensions: uopz, sqlite3, gd
+          extensions: uopz-zonuexe/uopz@php84-exit, sqlite3, gd
           ini-values: post_max_size=256M, max_execution_time=180, uopz.exit=1
           tools: composer