[MC] Fix formatting of a comment

Author: MaskRay

llvm/lib/MC/MCExpr.cpp

@@ -286,8 +286,8 @@ bool MCExpr::evaluateAsAbsolute(int64_t &Res, const MCAssembler *Asm,
   }
 
   bool IsRelocatable = evaluateAsRelocatableImpl(Value, Asm, Addrs, InSet);
-  Res = Value.getConstant(); // Value with RefKind (e.g. %hi(0xdeadbeef) in
-                             // MIPS) is not considered
+  Res = Value.getConstant();
+  // Value with RefKind (e.g. %hi(0xdeadbeef) in MIPS) is not considered
   // absolute (the value is unknown at parse time), even if it might be resolved
   // by evaluateFixup.
   return IsRelocatable && Value.isAbsolute() && Value.getRefKind() == 0;