Android: Fix support for armeabi with c++_static

Add missing "unwind" and "atomic" libraries needed for this combination.
See `${ndk}/sources/cxx-stl/llvm-libc++/libs/armeabi/libc++.a` for the
libraries the NDK uses.

Issue: #16380

Tests/RunCMake/Android/RunCMakeTest.cmake

@@ -174,11 +174,6 @@ foreach(ndk IN LISTS TEST_ANDROID_NDK)
             continue()
           endif()
 
-          # Skip combinations that seem to be broken.
-          if("${stl};${abi}" MATCHES [[^c\+\+_static;armeabi]])
-            continue()
-          endif()
-
           # Run the tests for this combination.
           if("${abi}" STREQUAL "armeabi")
             run_Android(ndk-armeabi-thumb) # default: -DCMAKE_ANDROID_ARCH_ABI=armeabi -DCMAKE_ANDROID_ARM_MODE=0