x86/speculation/mds: Fix documentation typo

Fix a minor typo in the MDS documentation: "eanbled" -> "enabled".
Reported-by: Jeff Bastian <jbastian@redhat.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

Documentation/x86/mds.rst

@@ -116,7 +116,7 @@ Kernel internal mitigation modes
  off      Mitigation is disabled. Either the CPU is not affected or
           mds=off is supplied on the kernel command line
 
- full     Mitigation is eanbled. CPU is affected and MD_CLEAR is
+ full     Mitigation is enabled. CPU is affected and MD_CLEAR is
           advertised in CPUID.
 
  vmwerv	  Mitigation is enabled. CPU is affected and MD_CLEAR is not