chore: prepare for 8.1 release

Author: wincent

doc/command-t.txt

@@ -911,7 +911,7 @@ POSSIBILITY OF SUCH DAMAGE.
 
 HISTORY                                                     *command-t-history*
 
-main (not yet released) ~
+8.1 (19 March 2026) ~
 
 - feat: expose |commandt.setup.ignore_spaces| setting.
 - fix: don't let |commandt.setup.ignore_spaces| undo the effects of

lua/wincent/commandt/version.lua

@@ -3,8 +3,8 @@
 
 return {
   major = 8,
-  minor = 0,
+  minor = 1,
   patch = 0,
   prerelease = 'main',
-  version = '8.0-main',
+  version = '8.1',
 }