Fixes for release builds

Signed-off-by: Esteban Papp <81431996+amznestebanpapp@users.noreply.github.com>

Gems/AWSGameLift/Code/AWSGameLiftServer/Source/AWSGameLiftServerManager.cpp

@@ -145,7 +145,7 @@ namespace AWSGameLift
         Aws::GameLift::GenericOutcome processEndingOutcome = m_gameLiftServerSDKWrapper->ProcessEnding();
         AZ_TracePrintf(AWSGameLiftServerManagerName, "ProcessEnding request against Amazon GameLift service is complete.");
 
-        bool processEndingIsSuccess = processEndingOutcome.IsSuccess();
+        [[maybe_unused]] bool processEndingIsSuccess = processEndingOutcome.IsSuccess();
 
         AZ_Error(AWSGameLiftServerManagerName, processEndingIsSuccess, AWSGameLiftServerProcessEndingErrorMessage,
             processEndingOutcome.GetError().GetErrorMessage().c_str());

Gems/AWSGameLift/Code/AWSGameLiftServer/Source/AWSGameLiftServerSystemComponent.cpp

@@ -110,7 +110,7 @@ namespace AWSGameLift
 
         if (auto console = AZ::Interface<AZ::IConsole>::Get(); console != nullptr)
         {
-            AZ::GetValueResult getCvarResult = console->GetCvarValue("sv_port", serverProcessDesc.m_port);
+            [[maybe_unused]] AZ::GetValueResult getCvarResult = console->GetCvarValue("sv_port", serverProcessDesc.m_port);
             AZ_Error(
                 "AWSGameLift", getCvarResult == AZ::GetValueResult::Success, "Lookup of 'sv_port' console variable failed with error %s",
                 AZ::GetEnumString(getCvarResult));