Bump Google.Protobuf from 3.10.0 to 3.15.0 in /src/Discord.Addons.MpGame.ShardedBridge#17

dependabot[bot] wants to merge 1 commit intomasterJoe4evr/Discord.Addons:masterfrom

dependabot/nuget/src/Discord.Addons.MpGame.ShardedBridge/Google.Protobuf-3.15.0Joe4evr/Discord.Addons:dependabot/nuget/src/Discord.Addons.MpGame.ShardedBridge/Google.Protobuf-3.15.0Copy head branch name to clipboard