[ELF] Fix test from r344976

Turns out I wasn't actually running this test locally, since I don't
build the PPC and MIPS backends. Whoops.

Perhaps this test should be split up per-architecture?

git-svn-id: https://llvm.org/svn/llvm-project/lld/trunk@344980 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/ELF/emulation.s b/test/ELF/emulation.s
index 5a50564..60ba581 100644
--- a/test/ELF/emulation.s
+++ b/test/ELF/emulation.s
@@ -421,7 +421,7 @@
 # ARM:      ElfHeader {
 # ARM-NEXT:   Ident {
 # ARM-NEXT:     Magic: (7F 45 4C 46)
-# ARM-NEXT:     Class: 32 (0x1)
+# ARM-NEXT:     Class: 32-bit (0x1)
 # ARM-NEXT:     DataEncoding: LittleEndian (0x1)
 # ARM-NEXT:     FileVersion: 1
 # ARM-NEXT:     OS/ABI: SystemV (0x0)