fixup! fixup! fixup! fixup! fixup! Replace relpath with cheaper function

Author: nickrobinson251

test/internals.jl

@@ -395,7 +395,7 @@ end
     @test nestedrelpath(path, "test/dir/other") == "test/dir/foo_test.jl"
     @test nestedrelpath(path, "test/dir/other/bar_test.jl") == "test/dir/foo_test.jl"
 
-    if isdefined(Base, Symbol("@allocations")) # added in Julia v1.9
+    @static if isdefined(Base, Symbol("@allocations")) # added in Julia v1.9
         @test 2 >= @allocations(nestedrelpath(path, "test"))
         @test 2 >= @allocations(nestedrelpath(path, "test/dir"))
         @test 1 >= @allocations(nestedrelpath(path, "test/dir/foo_test.jl"))