Add -DANDROID_SUPPORT_FLEXIBLE_PAGE_SIZES=ON to build --extra-cmake-options

Author: marcprux

swift-ci/sdks/android/scripts/build.sh

@@ -460,6 +460,7 @@ for arch in $archs; do
             --swift-testing --install-swift-testing \
             --cross-compile-build-swift-tools=0 \
             --llvm-ninja-targets-for-cross-compile-hosts=help \
+            --extra-cmake-options='-DANDROID_SUPPORT_FLEXIBLE_PAGE_SIZES=ON' \
             --cross-compile-append-host-target-to-destdir=False 
             # --extra-cmake-options='-DCMAKE_EXTRA_LINK_FLAGS="-Wl,-z,max-page-size=16384"'
         # need to remove symlink that gets created in the NDK to the previous arch's build