Update gitignore for Rider, fix typos

I use Rider as my IDE and when working with Unreal projects it installs a plugin that enable its unique integration. We don't want that being uploaded to the repo so it gets ignored. In addition, The project module has a typo, this commit fixes that

Source/CogSample/CogSampleLogCategories.cpp

@@ -23,7 +23,7 @@ DEFINE_LOG_CATEGORY(LogCogTargetAcquisition);
 
 namespace CogSampleLog
 {
-    void RegiterAllLogCategories()
+    void RegisterAllLogCategories()
     {
 #if ENABLE_COG
         FCogDebugLog::AddLogCategory(LogCogAlways, "Always", "Debug Category that is always active", false);

Source/CogSample/CogSampleLogCategories.h

@@ -1,3 +1,4 @@
+#pragma once
 #include "CoreMinimal.h"
 
 DECLARE_LOG_CATEGORY_EXTERN(LogCogAlways, VeryVerbose, All);
@@ -16,5 +17,5 @@ DECLARE_LOG_CATEGORY_EXTERN(LogCogTargetAcquisition, Warning, All);
 
 namespace CogSampleLog
 {
-    void RegiterAllLogCategories();
+    void RegisterAllLogCategories();
 }

Source/CogSample/CogSampleModule.cpp

@@ -20,7 +20,7 @@ private:
 //--------------------------------------------------------------------------------------------------------------------------
 void FCogSampleModule::StartupModule()
 {
-    CogSampleLog::RegiterAllLogCategories();
+    CogSampleLog::RegisterAllLogCategories();
 }
 
 //--------------------------------------------------------------------------------------------------------------------------