Run lit tests with -v in standalone/freestanding testing presets (swiftlang#39524)

Author: kubamracek

utils/build-presets.ini

@@ -2372,7 +2372,7 @@ native-llvm-tools-path=%(toolchain_path)s
 native-clang-tools-path=%(toolchain_path)s
 
 build-ninja
-lit-args=--filter=stdlib/
+lit-args=--filter=stdlib/ -v
 only-executable-test
 
 [preset: stdlib_RD_standalone,build]