cleaned up build info logs (#109)

# XRTK - Mixed Reality Toolkit Pull Request

## Overview
<!-- Please provide a clear and concise description of the pull request. -->
Removed logs when building

## Related Submodule Changes

<!--  Include any submodule related Pull Request links here -->
- XRTK/com.xrtk.core#836

Editor/BuildPipeline/LuminBuildInfo.cs

@@ -37,11 +37,6 @@ public override void OnPreProcessBuild(BuildReport report)
                 return;
             }
 
-            if (MixedRealityToolkit.ActivePlatforms.Contains(BuildPlatform))
-            {
-                Debug.Log($"{nameof(LuminBuildInfo)}.{nameof(OnPreProcessBuild)}");
-            }
-
             if (VersionCode.HasValue)
             {
                 PlayerSettings.Lumin.versionCode = VersionCode.Value;
@@ -77,11 +72,6 @@ public override void OnPostProcessBuild(BuildReport buildReport)
                 return;
             }
 
-            if (MixedRealityToolkit.ActivePlatforms.Contains(BuildPlatform))
-            {
-                Debug.Log($"{nameof(LuminBuildInfo)}.{nameof(OnPostProcessBuild)}");
-            }
-
             if (Install && !Application.isBatchMode)
             {
                 InstallOnDevice();