patch 8.1.1144: too strict checking of the 'spellfile' option

Problem:    Too strict checking of the 'spellfile' option.
Solution:   Allow for a path.
diff --git a/src/version.c b/src/version.c
index 3e0e95f..1ffc751 100644
--- a/src/version.c
+++ b/src/version.c
@@ -772,6 +772,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1144,
+/**/
     1143,
 /**/
     1142,