tweak for upcoming Core.Compiler change (#671)

JuliaLang/julia#43800 will define new module `EscapeAnalysis`
inside `Core.Compiler`, and it requires this minor special handling.

src/recipes.jl

@@ -149,7 +149,15 @@ function track_subdir_from_git!(pkgdata::PkgData, subdir::AbstractString; commit
             rethrow(err)
         end
         fmod = get(juliaf2m, fullpath, Core.Compiler)  # Core.Compiler is not cached
-        fmod === Core.Compiler && endswith(fullpath, "compiler.jl") && continue  # defines the module, skip
+        if fmod === Core.Compiler
+            endswith(fullpath, "compiler.jl") && continue  # defines the module, skip
+            @static if isdefined(Core.Compiler, :EscapeAnalysis)
+                # after https://github.com/JuliaLang/julia/pull/43800
+                if contains(fullpath, "compiler/ssair/EscapeAnalysis")
+                    fmod = Core.Compiler.EscapeAnalysis
+                end
+            end
+        end
         if src != read(fullpath, String)
             push!(modified_files, (pkgdata, rpath))
         end