Trim trailing whitespaces in MCInstrAnalysis.h. NFC. (#85805)

llvm/include/llvm/MC/MCInstrAnalysis.h

@@ -123,14 +123,14 @@ class MCInstrAnalysis {
   /// broken. Each bit of the mask is associated with a specific input operand.
   /// Bits associated with explicit input operands are laid out first in the
   /// mask; implicit operands come after explicit operands.
-  /// 
+  ///
   /// Dependencies are broken only for operands that have their corresponding bit
   /// set. Operands that have their bit cleared, or that don't have a
   /// corresponding bit in the mask don't have their dependency broken.  Note
   /// that Mask may not be big enough to describe all operands.  The assumption
   /// for operands that don't have a correspondent bit in the mask is that those
   /// are still data dependent.
-  /// 
+  ///
   /// The only exception to the rule is for when Mask has all zeroes.
   /// A zero mask means: dependencies are broken for all explicit register
   /// operands.