build: don't link C++ runtime on android

Author: compnerd

CMakeLists.txt

@@ -284,6 +284,7 @@ add_swift_library(Foundation
                     $<$<PLATFORM_ID:Windows>:-lShell32>
                     $<$<PLATFORM_ID:Windows>:-lpathcch>
                     $<$<PLATFORM_ID:Windows>:$<TARGET_OBJECTS:CoreFoundationResources>>
+                    $<$<PLATFORM_ID:Android>:-Xclang-linker -nostdlib++>
                   SWIFT_FLAGS
                     -Xcc -F${CMAKE_CURRENT_BINARY_DIR}
                     -DDEPLOYMENT_RUNTIME_SWIFT
@@ -348,6 +349,7 @@ add_swift_library(FoundationNetworking
                     ${Foundation_RPATH}
                     ${WORKAROUND_SR9138}
                     ${WORKAROUND_SR9995}
+                    $<$<PLATFORM_ID:Android>:-Xclang-linker -nostdlib++>
                   SWIFT_FLAGS
                     -DDEPLOYMENT_RUNTIME_SWIFT
                     -DNS_BUILDING_FOUNDATION_NETWORKING