patch 8.0.0466: still macros that should be all-caps

Problem:    There are still a few macros that should be all-caps.
Solution:   Make a few more macros all-caps.
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index c270dc8..96e2b3f 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -6032,7 +6032,7 @@
 	    msg_putchar(gap != &ucmds ? 'b' : ' ');
 	    msg_putchar(' ');
 
-	    msg_outtrans_attr(cmd->uc_name, hl_attr(HLF_D));
+	    msg_outtrans_attr(cmd->uc_name, HL_ATTR(HLF_D));
 	    len = (int)STRLEN(cmd->uc_name) + 4;
 
 	    do {
@@ -8480,7 +8480,7 @@
     {
 	msg_putchar('\n');
 	vim_snprintf((char *)IObuff, IOSIZE, _("Tab page %d"), tabcount++);
-	msg_outtrans_attr(IObuff, hl_attr(HLF_T));
+	msg_outtrans_attr(IObuff, HL_ATTR(HLF_T));
 	out_flush();	    /* output one line at a time */
 	ui_breakcheck();