[OCaml] PR14083, PR9606: Only pick *.odoc files from current build target.

When several build targets, e.g. Debug+Asserts and Release+Asserts
are present, ocamldoc complains of duplicate interfaces.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220831 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed