common-apps: fix win run of test

Author: ilg-ul

scripts/common-apps-functions-source.sh

@@ -1049,7 +1049,7 @@ function test_gcc()
     run_app "${APP_PREFIX}/bin/${GCC_TARGET}-gcc" -dumpversion
     run_app "${APP_PREFIX}/bin/${GCC_TARGET}-gcc" -dumpmachine
     run_app "${APP_PREFIX}/bin/${GCC_TARGET}-gcc" -print-multi-lib
-    "${APP_PREFIX}/bin/${GCC_TARGET}-gcc" -print-multi-lib | wc -l | sed -e 's| ||g'
+    run_app "${APP_PREFIX}/bin/${GCC_TARGET}-gcc" -print-multi-lib | wc -l | sed -e 's| ||g'
     run_app "${APP_PREFIX}/bin/${GCC_TARGET}-gcc" -dumpspecs
 
     local tmp=$(mktemp /tmp/gcc-test.XXXXX)