Fix test-case after simplified component IDs.

Signed-off-by: Edward Z. Yang <[email protected]>

Author: ezyang

Cabal/tests/PackageTests/Tests.hs

@@ -257,9 +257,9 @@ tests config =
   , tc "Macros" $ do
         cabal_build []
         runExe' "macros-a" []
-            >>= assertOutputContains "macros-a.exe"
+            >>= assertOutputContains "macros-a"
         runExe' "macros-b" []
-            >>= assertOutputContains "macros-b.exe"
+            >>= assertOutputContains "macros-b"
 
   -- Test for 'build-type: Configure' example from the Cabal manual.
   , tc "Configure" $ cabal_build []