Remove nested FocusModeFramework namespace

Signed-off-by: Danilo Aimini <82231674+AMZN-daimini@users.noreply.github.com>

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabFocusHandler.cpp

@@ -14,7 +14,7 @@
 
 namespace AzToolsFramework::Prefab
 {
-    FocusModeFramework::FocusModeInterface* PrefabFocusHandler::s_focusModeInterface = nullptr;
+    FocusModeInterface* PrefabFocusHandler::s_focusModeInterface = nullptr;
     InstanceEntityMapperInterface* PrefabFocusHandler::s_instanceEntityMapperInterface = nullptr;
     PrefabEditorEntityOwnershipInterface* PrefabFocusHandler::s_prefabEditorEntityOwnershipInterface = nullptr;
 
@@ -25,7 +25,7 @@ namespace AzToolsFramework::Prefab
 
     void PrefabFocusHandler::Initialize()
     {
-        s_focusModeInterface = AZ::Interface<FocusModeFramework::FocusModeInterface>::Get();
+        s_focusModeInterface = AZ::Interface<FocusModeInterface>::Get();
         AZ_Assert(
             s_focusModeInterface,
             "Prefab - PrefabFocusHandler - "

Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabFocusHandler.h

@@ -15,13 +15,9 @@
 #include <AzToolsFramework/Prefab/Template/Template.h>
 
 namespace AzToolsFramework
-{
-    class PrefabEditorEntityOwnershipInterface;
-}
-
-namespace AzToolsFramework::FocusModeFramework
 {
     class FocusModeInterface;
+    class PrefabEditorEntityOwnershipInterface;
 }
 
 namespace AzToolsFramework::Prefab
@@ -48,7 +44,7 @@ namespace AzToolsFramework::Prefab
         InstanceOptionalReference m_focusedInstance;
         TemplateId m_focusedTemplateId;
 
-        static FocusModeFramework::FocusModeInterface* s_focusModeInterface;
+        static FocusModeInterface* s_focusModeInterface;
         static InstanceEntityMapperInterface* s_instanceEntityMapperInterface;
         static PrefabEditorEntityOwnershipInterface* s_prefabEditorEntityOwnershipInterface;
     };