wasm: Re-enable qstringassymetry test

This test should not longer fail since we pin downed the version of
Chrome on CI to one that is known to work.

Fixes: QTBUG-128322
Change-Id: I69e758bcefee5c2ab500e94ac0f31a649fab1ccc
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>

tests/auto/corelib/text/CMakeLists.txt

@@ -20,9 +20,7 @@ add_subdirectory(qregularexpression)
 endif()
 add_subdirectory(qstring)
 add_subdirectory(qstring_no_cast_from_bytearray)
-if (NOT WASM) # QTBUG-128322
 add_subdirectory(qstringapisymmetry)
-endif()
 add_subdirectory(qstringbuilder)
 add_subdirectory(qstringconverter)
 add_subdirectory(qstringiterator)