ARM: simplify test.
ARM: simplify test.

The test's DWARF stubs were there just to trigger the emission of .cfi
directives. Fortunately, the NetBSD ABI already demands proper DWARF unwind
info, so it's easier to just use that triple.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@222055 91177308-0d34-0410-b5e6-96231b3b80d8

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