Changing windows release to VS 2017 (#10458)

* Changing windows release to VS 2017

* Extend PHP composer timeout for tests

php/composer.json

diff --git a/php/composer.json b/php/composer.json
index 436142f..0e498fc 100644
--- a/php/composer.json
+++ b/php/composer.json
@@ -30,5 +30,8 @@
     "test_valgrind": "./generate_test_protos.sh && ./tests/compile_extension.sh && ZEND_DONT_UNLOAD_MODULES=1 USE_ZEND_ALLOC=0 valgrind --leak-check=full --error-exitcode=1 php -dextension=ext/google/protobuf/modules/protobuf.so vendor/bin/phpunit --bootstrap tests/force_c_ext.php tests",
     "test": "./generate_test_protos.sh && vendor/bin/phpunit tests",
     "aggregate_metadata_test": "./generate_test_protos.sh --aggregate_metadata && vendor/bin/phpunit tests"
+  },
+  "config": {
+    "process-timeout": 1200
   }
 }