patch 9.1.0281: CI: fails Test_compiler_completion

Problem:  CI: fails Test_compiler_completion
Solution: Add pandoc compiler

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_compiler.vim b/src/testdir/test_compiler.vim
index 4b710df..26404c6 100644
--- a/src/testdir/test_compiler.vim
+++ b/src/testdir/test_compiler.vim
@@ -71,10 +71,10 @@
   call assert_match('^"compiler ' .. clist .. '$', @:)
 
   call feedkeys(":compiler p\<C-A>\<C-B>\"\<CR>", 'tx')
-  call assert_match('"compiler pbx perl\( p[a-z]\+\)\+ pylint pyunit', @:)
+  call assert_match('"compiler pandoc pbx perl\( p[a-z]\+\)\+ pylint pyunit', @:)
 
   call feedkeys(":compiler! p\<C-A>\<C-B>\"\<CR>", 'tx')
-  call assert_match('"compiler! pbx perl\( p[a-z]\+\)\+ pylint pyunit', @:)
+  call assert_match('"compiler! pandoc pbx perl\( p[a-z]\+\)\+ pylint pyunit', @:)
 endfunc
 
 func Test_compiler_error()
diff --git a/src/version.c b/src/version.c
index 5f0c909..1acc1a8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    281,
+/**/
     280,
 /**/
     279,