Remove the "eay" c-file-style indicators

Since we don't use the eay style any more, there's no point tryint to
tell emacs to use it.

Reviewed-by: Matt Caswell <matt@openssl.org>

crypto/o_dir_test.c

@@ -1,4 +1,4 @@
-/* crypto/o_dir.h -*- mode:C; c-file-style: "eay" -*- */
+/* crypto/o_dir.h */
 /*
  * Copied from Richard Levitte's (richard@levitte.org) LP library.  All
  * symbol names have been changed, with permission from the author.