patch 8.0.0228: pasting in xterm on the command line has PasteStart

Problem:    When pasting test in an xterm on the command line it is surrounded
            by <PasteStart> and <PasteEnd>. (Johannes Kaltenbach)
Solution:   Add missing changes.

src/ex_getln.c

@@ -1794,6 +1794,10 @@ getcmdline(
 		goto cmdline_not_changed;
 #endif
 
+	case K_PS:
+		bracketed_paste(PASTE_CMDLINE, FALSE, NULL);
+		goto cmdline_changed;
+
 	default:
 #ifdef UNIX
 		if (c == intr_char)
@@ -2366,8 +2370,7 @@ getexmodeline(
 	if (ga_grow(&line_ga, 40) == FAIL)
 	    break;
 
-	/* Get one character at a time.  Don't use inchar(), it can't handle
-	 * special characters. */
+	/* Get one character at a time. */
 	prev_char = c1;
 	c1 = vgetc();
 
@@ -2382,6 +2385,12 @@ getexmodeline(
 	    break;
 	}
 
+	if (c1 == K_PS)
+	{
+	    bracketed_paste(PASTE_EX, FALSE, &line_ga);
+	    goto redraw;
+	}
+
 	if (!escaped)
 	{
 	    /* CR typed means "enter", which is NL */