i#1895 x86: Use "jmp .+130" for jump instruction that will be patched.
i#1895 x86: Use "jmp .+130" for jump instruction that will be patched.

Some versions of gas turn "jmp this_global" into the 2-byte encoding.

Fixes #1895

Review-URL: https://codereview.appspot.com/291070043

AmesianX/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio