docs: anonymise project asset names in source comments

Measured figures are kept; only the studio-specific level and asset
names are generalised, and the Perforce rationale is reworded to
describe the class of setups rather than this one project.

Co-Authored-By: Claude Code <noreply@anthropic.com>

Source/AssetUsageAuditCore/Private/AssetDependencyClosure.cpp

@@ -252,8 +252,8 @@ namespace AssetDependencyClosure
                 // comes from a level or from one of its external actor packages - the shape a
                 // streaming sublevel or a Level Instance actually has. A World named by an ordinary
                 // asset is a different location that happens to be mentioned, and following it
-                // exports someone else's map: measured on WP_Main, the chain
-                // BP_FirstPersonGameMode -> PDA_MenuSystemConfig -> L_MainLevel accounts for 9994
+                // exports someone else's map: measured on WP_Example, the chain
+                // BP_GameMode -> PDA_MenuConfig -> L_Other accounts for 9994
                 // packages. FLevelUsageResolver applies the same rule; the two must not disagree
                 // about the same graph.
                 if (IsLevelPackage(Dependency))