Merge pull request swiftlang#73714 from karwa/enable-norm-tests

Re-enable StringNormalization validation test

Author: milseman

validation-test/stdlib/StringNormalization.swift

@@ -10,9 +10,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-// rdar://85480347
-// REQUIRES: rdar85480347
-
 // RUN: %empty-directory(%t)
 // RUN: %target-clang -fobjc-arc %S/Inputs/NSSlowString/NSSlowString.m -c -o %t/NSSlowString.o
 // RUN: %target-build-swift -I %S/Inputs/NSSlowString/ %t/NSSlowString.o %s -o %t/a.out