[Keyboard Manager] Add app-specific shortcuts to Remap shortcuts UI (#4804)

* Enable app specific shortcut remapping

* Fixed lowercase function call

* Add test file

* Moved GetForegroundProcess to II and added tests

* Fixed runtime error while testing due to heap allocation across dll boundary

* Renamed function

* Changed shortcutBuffer type

* Linked App specific UI to backend

* Added shortcut validation logic on TextBox LostFocus handler

* Moved Validate function and changed default text

* Changed to case insensitive warning check

* Changed to case insensitive warning check at OnClickAccept

* Fixed alignment and spacing issues

src/modules/keyboardmanager/common/trace.cpp

@@ -50,3 +50,14 @@ void Trace::OSLevelShortcutRemapCount(const DWORD count) noexcept
         TraceLoggingKeyword(PROJECT_KEYWORD_MEASURE),
         TraceLoggingValue(count, "OSLevelShortcutRemapCount"));
 }
+
+// Log number of app specific shortcut remaps when the user uses Edit Shortcuts and saves settings
+void Trace::AppSpecificShortcutRemapCount(const DWORD count) noexcept
+{
+    TraceLoggingWrite(
+        g_hProvider,
+        "KeyboardManager_AppSpecificShortcutRemapCount",
+        ProjectTelemetryPrivacyDataTag(ProjectTelemetryTag_ProductAndServicePerformance),
+        TraceLoggingKeyword(PROJECT_KEYWORD_MEASURE),
+        TraceLoggingValue(count, "AppSpecificShortcutRemapCount"));
+}