patch 9.1.0667: Some other options reset curswant unnecessarily when set

Problem:  Some other options reset curswant unnecessarily when set.
          (Andrew Haust)
Solution: Don't reset curswant when setting 'comments', 'commentstring'
          or 'define' (zeertzjq)

fixes: #15462
closes: #15467

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/optiondefs.h b/src/optiondefs.h
index b544619..8982ac6 100644
--- a/src/optiondefs.h
+++ b/src/optiondefs.h
@@ -621,13 +621,12 @@
     {"columns",	    "co",   P_NUM|P_NODEFAULT|P_NO_MKRC|P_VI_DEF|P_RCLR,
 			    (char_u *)&Columns, PV_NONE, NULL, NULL,
 			    {(char_u *)80L, (char_u *)0L} SCTX_INIT},
-    {"comments",    "com",  P_STRING|P_ALLOCED|P_VI_DEF|P_ONECOMMA
-							  |P_NODUP|P_CURSWANT,
+    {"comments",    "com",  P_STRING|P_ALLOCED|P_VI_DEF|P_ONECOMMA|P_NODUP,
 			    (char_u *)&p_com, PV_COM, did_set_comments, NULL,
 			    {(char_u *)"s1:/*,mb:*,ex:*/,://,b:#,:%,:XCOMM,n:>,fb:-",
 				(char_u *)0L}
 			    SCTX_INIT},
-    {"commentstring", "cms", P_STRING|P_ALLOCED|P_VI_DEF|P_CURSWANT,
+    {"commentstring", "cms", P_STRING|P_ALLOCED|P_VI_DEF,
 #ifdef FEAT_FOLDING
 			    (char_u *)&p_cms, PV_CMS, did_set_commentstring, NULL,
 			    {(char_u *)"/* %s */", (char_u *)0L}
@@ -801,7 +800,7 @@
     {"debug",	    NULL,   P_STRING|P_VI_DEF,
 			    (char_u *)&p_debug, PV_NONE, did_set_debug, expand_set_debug,
 			    {(char_u *)"", (char_u *)0L} SCTX_INIT},
-    {"define",	    "def",  P_STRING|P_ALLOCED|P_VI_DEF|P_CURSWANT,
+    {"define",	    "def",  P_STRING|P_ALLOCED|P_VI_DEF,
 #ifdef FEAT_FIND_ID
 			    (char_u *)&p_def, PV_DEF, NULL, NULL,
 			    {(char_u *)"^\\s*#\\s*define", (char_u *)0L}