patch 8.2.4519: Vim9: Can still use ":fini" and ":finis" for ":finish"

Problem:    Vim9: Can still use ":fini" and ":finis" for ":finish".
Solution:   Require using ":finish".
diff --git a/src/ex_cmds.h b/src/ex_cmds.h
index cf4bfdc..a13de4d 100644
--- a/src/ex_cmds.h
+++ b/src/ex_cmds.h
@@ -630,7 +630,7 @@
 	EX_TRLBAR|EX_SBOXOK|EX_CMDWIN|EX_LOCK_OK|EX_WHOLE,
 	ADDR_NONE),
 EXCMD(CMD_finish,	"finish",	ex_finish,
-	EX_TRLBAR|EX_SBOXOK|EX_CMDWIN|EX_LOCK_OK,
+	EX_TRLBAR|EX_SBOXOK|EX_CMDWIN|EX_LOCK_OK|EX_WHOLE,
 	ADDR_NONE),
 EXCMD(CMD_first,	"first",	ex_rewind,
 	EX_EXTRA|EX_BANG|EX_CMDARG|EX_ARGOPT|EX_TRLBAR,