[mono] [net7] Stop exporting ICU symbols from Mono#100063

matouskozak wants to merge 2 commits intodotnet:release/7.0-stagingdotnet/runtime:release/7.0-stagingfrom

matouskozak:bug/IOS_simulator_ICU_crash_net7matouskozak/runtime:bug/IOS_simulator_ICU_crash_net7Copy head branch name to clipboard