patch 8.2.0626: Vim9: wrong syntax of function in Vim9 script

Problem:    Vim9: wrong syntax of function in Vim9 script.
Solution:   Give error for missing space. Implement :echomsg and :echoerr.
            (closes #5670)
diff --git a/src/eval.c b/src/eval.c
index c3f0de8..260ce96 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -34,8 +34,6 @@
  */
 static int current_copyID = 0;
 
-static int echo_attr = 0;   // attributes used for ":echo"
-
 /*
  * Info used by a ":for" loop.
  */
@@ -6145,7 +6143,6 @@
     char_u	*p;
     garray_T	ga;
     int		len;
-    int		save_did_emsg;
 
     ga_init2(&ga, 1, 80);
 
@@ -6213,8 +6210,9 @@
 	}
 	else if (eap->cmdidx == CMD_echoerr)
 	{
+	    int		save_did_emsg = did_emsg;
+
 	    // We don't want to abort following commands, restore did_emsg.
-	    save_did_emsg = did_emsg;
 	    emsg(ga.ga_data);
 	    if (!force_abort)
 		did_emsg = save_did_emsg;