[NFC][llvm-readobj]Normalise --/- inconsistency in test options

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351798 91177308-0d34-0410-b5e6-96231b3b80d8

Author: jh7370

test/tools/llvm-readobj/gnu-symbols.test

@@ -1,11 +1,11 @@
-RUN: llvm-readobj -symbols %p/Inputs/symbols-proc-specific.elf-hexagon \
-RUN:  --elf-output-style=GNU | FileCheck %s -check-prefix ELF32
-RUN: llvm-readobj -symbols %p/Inputs/relocs.obj.elf-x86_64 --elf-output-style=GNU \
-RUN:   | FileCheck %s -check-prefix ELF64
-RUN: llvm-readobj -symbols %p/Inputs/gnuhash.so.elf-x86_64 --elf-output-style=GNU \
-RUN:   | FileCheck %s -check-prefixes=SYMTAB,DYN
-RUN: llvm-readobj -dyn-symbols %p/Inputs/gnuhash.so.elf-x86_64 --elf-output-style=GNU \
-RUN:   | FileCheck %s -check-prefixes=NO-SYMTAB,DYN
+RUN: llvm-readobj --symbols %p/Inputs/symbols-proc-specific.elf-hexagon \
+RUN:  --elf-output-style=GNU | FileCheck %s --check-prefix ELF32
+RUN: llvm-readobj --symbols %p/Inputs/relocs.obj.elf-x86_64 --elf-output-style=GNU \
+RUN:   | FileCheck %s --check-prefix ELF64
+RUN: llvm-readobj --symbols %p/Inputs/gnuhash.so.elf-x86_64 --elf-output-style=GNU \
+RUN:   | FileCheck %s --check-prefixes=SYMTAB,DYN
+RUN: llvm-readobj --dyn-symbols %p/Inputs/gnuhash.so.elf-x86_64 --elf-output-style=GNU \
+RUN:   | FileCheck %s --check-prefixes=NO-SYMTAB,DYN
 
 ELF32: Symbol table '.symtab' contains 5 entries:
 ELF32-NEXT:    Num:    Value  Size Type    Bind   Vis      Ndx Name