fix: S2A - skip S2A on platforms where netty-tcnative is not available#3802

rmehta19 wants to merge 3 commits intogoogleapis:maingoogleapis/sdk-platform-java:mainfrom

rmehta19:skip-s2a-windows-and-macos-intelrmehta19/sdk-platform-java:skip-s2a-windows-and-macos-intelCopy head branch name to clipboard