Add missing test files to cabal-install.cabal.

cabal-install/cabal-install.cabal

@@ -58,6 +58,14 @@ Extra-Source-Files:
   tests/IntegrationTests/multiple-source/should_run/p/Setup.hs
   tests/IntegrationTests/multiple-source/should_run/q/q.cabal
   tests/IntegrationTests/multiple-source/should_run/q/Setup.hs
+  tests/IntegrationTests/user-config/common.sh
+  tests/IntegrationTests/user-config/should_fail/doesnt_overwrite_without_f.err
+  tests/IntegrationTests/user-config/should_fail/doesnt_overwrite_without_f.sh
+  tests/IntegrationTests/user-config/should_run/cabal-config
+  tests/IntegrationTests/user-config/should_run/overwrites_with_f.out
+  tests/IntegrationTests/user-config/should_run/overwrites_with_f.sh
+  tests/IntegrationTests/user-config/should_run/runs_without_error.out
+  tests/IntegrationTests/user-config/should_run/runs_without_error.sh
 
 source-repository head
   type:     git