Merge pull request #42337 from eeckstein/disable-cxx-tests

tests: disable two C++ interop tests to unblock CI

Author: eeckstein

test/Interop/Cxx/stdlib/libstdcxx-module-interface.swift

@@ -9,6 +9,8 @@
 // This test is specific to libstdc++ and only runs on platforms where libstdc++ is used.
 // REQUIRES: OS=linux-gnu
 
+// REQUIRES: rdar91670704
+
 // CHECK-STD: enum std {
 // CHECK-STD:   enum __cxx11 {
 // CHECK-STD:     struct __CxxTemplateInstNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE {

test/Interop/Cxx/stdlib/use-std-string.swift

@@ -5,6 +5,8 @@
 // Enable this everywhere once we have a solution for modularizing other C++ stdlibs: rdar://87654514
 // REQUIRES: OS=macosx || OS=linux-gnu
 
+// REQUIRES: rdar91548568
+
 import StdlibUnittest
 import StdString
 #if os(Linux)