[llvm-objcopy] Update remove-section.test

Verify that the input binary is not getting modified
and add an invocation which uses -remove-section instead of -R.

Test plan: make check-all


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@332078 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed