Modify cabal-install build-tools-depends test adding bad exe

The executable is unused so it shouldn't need to be built and
cause problems.

Also, convert the test to use the testsuite

Author: Ericson2314

cabal-install/tests/IntegrationTests/new-build/build_tool_depends.sh

@@ -0,0 +1,2 @@
+packages: client
+optional-packages: pre-proc

cabal-install/tests/IntegrationTests/new-build/build_tool_depends/cabal.project

@@ -10,3 +10,8 @@ executable             zero-to-one
   main-is:             MyCustomPreprocessor.hs
   build-depends:       base, directory
   default-language:    Haskell2010
+
+executable             bad-do-not-build-me
+  main-is:             MyMissingPreprocessor.hs
+  build-depends:       base, directory
+  default-language:    Haskell2010

cabal-testsuite/PackageTests/BuildToolDepends/cabal.project

@@ -0,0 +1,4 @@
+import Test.Cabal.Prelude
+-- Test unneed version bound on internal build-tools deps
+main = cabalTest $ do
+    cabal "new-build" ["client"]