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>

CVE-2018-12126
CVE-2018-12127
CVE-2018-12130
CVE-2019-11091

(cherry picked from commit 95310e34)
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Acked-by: Juerg Haefliger <juerg.haefliger@canonical.com>
Acked-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

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