Support Google Play 16 KB Page Size Requirement (#13470)

- See: https://developer.android.com/guide/practices/page-sizes#update-packaging
- Also, make min API uniform at 21 (from 16 and 23 in a few places)

Manual backport of dc2c83c383

(cherry picked from commit 4b2aa3f102)

test/CMakeLists.txt

@@ -40,6 +40,7 @@ macro(add_sdl_test_executable TARGET)
     list(APPEND SDLTEST_TARGETS ${TARGET})
     if(ANDROID)
         add_library(${TARGET} SHARED ${AST_UNPARSED_ARGUMENTS})
+        set_property(TARGET ${TARGET} APPEND_STRING PROPERTY LINK_FLAGS " -Wl,-z,max-page-size=16384 -Wl,-z,common-page-size=16384")
     else()
         add_executable(${TARGET} ${AST_UNPARSED_ARGUMENTS})
     endif()