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/memline.c b/src/memline.c
index 723bcd4..458b545 100644
--- a/src/memline.c
+++ b/src/memline.c
@@ -1136,7 +1136,7 @@
 
     recoverymode = TRUE;
     called_from_main = (curbuf->b_ml.ml_mfp == NULL);
-    attr = hl_attr(HLF_E);
+    attr = HL_ATTR(HLF_E);
 
     /*
      * If the file name ends in ".s[uvw][a-z]" we assume this is the swap file.