AMDGPU: Fix trailing whitespace

llvm-svn: 272364
diff --git a/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp b/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp
index f96bb5e..e11de85 100644
--- a/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp
+++ b/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp
@@ -124,7 +124,7 @@
   do {
     // ToDo: better to switch encoding length using some bit predicate
     // but it is unknown yet, so try all we can
-    
+
     // Try to decode DPP and SDWA first to solve conflict with VOP1 and VOP2
     // encodings
     if (Bytes.size() >= 8) {