Metrics: Tentative fix for bad printf format.

Ref b53b8f58dfbd4cb9f9b2a62e7a0a7e4500c491e9, a7a1b3b0a78f64e704c8e3a8b56c6c17bc19b306
diff --git a/imgui.cpp b/imgui.cpp
index 6bd0adc..0d62709 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -16533,7 +16533,7 @@
         Indent();
         Text("ActiveId: 0x%08X/0x%08X (%.2f sec), AllowOverlap: %d, Source: %s", g.ActiveId, g.ActiveIdPreviousFrame, g.ActiveIdTimer, g.ActiveIdAllowOverlap, input_source_names[g.ActiveIdSource]);
         Text("ActiveIdWindow: '%s'", g.ActiveIdWindow ? g.ActiveIdWindow->Name : "NULL");
-        Text("ActiveIdUsing: Wheel: %d, NavDirMask: %X, NavInputMask: %X, KeyInputMask: %X", g.ActiveIdUsingMouseWheel, g.ActiveIdUsingNavDirMask, g.ActiveIdUsingNavInputMask, g.ActiveIdUsingKeyInputMask);
+        Text("ActiveIdUsing: Wheel: %d, NavDirMask: %X, NavInputMask: %X, KeyInputMask: %llX", g.ActiveIdUsingMouseWheel, g.ActiveIdUsingNavDirMask, g.ActiveIdUsingNavInputMask, g.ActiveIdUsingKeyInputMask);
         Text("HoveredId: 0x%08X/0x%08X (%.2f sec), AllowOverlap: %d", g.HoveredId, g.HoveredIdPreviousFrame, g.HoveredIdTimer, g.HoveredIdAllowOverlap); // Data is "in-flight" so depending on when the Metrics window is called we may see current frame information or not
         Text("DragDrop: %d, SourceId = 0x%08X, Payload \"%s\" (%d bytes)", g.DragDropActive, g.DragDropPayload.SourceId, g.DragDropPayload.DataType, g.DragDropPayload.DataSize);
         Unindent();