Use version of PHP SDK binary tools that uses PHP downloads

Author: dstogov

.github/workflows/nightly.yml

@@ -864,7 +864,7 @@ jobs:
       PHP_BUILD_CACHE_BASE_DIR: C:\build-cache
       PHP_BUILD_OBJ_DIR: C:\obj
       PHP_BUILD_CACHE_SDK_DIR: C:\build-cache\sdk
-      PHP_BUILD_SDK_BRANCH: php-sdk-2.2.0
+      PHP_BUILD_SDK_BRANCH: php_downloads_server_migration_v1
       PHP_BUILD_CRT: vs16
       PLATFORM: ${{ matrix.x64 && 'x64' || 'x86' }}
       THREAD_SAFE: "${{ matrix.zts && '1' || '0' }}"