org-crypt.el: Fix encrypt/decrypt in presence of arbitrary drawers

* lisp/org/org-crypt.el (org-encrypt-entry, org-decrypt-entry): Skip
  _all_ meta data before looking for PGP content.

TINYCHANGE

lisp/org-crypt.el

@@ -174,7 +174,7 @@ See `org-crypt-disable-auto-save'."
    (org-back-to-heading t)
    (setq-local epg-context (epg-make-context nil t t))
    (let ((start-heading (point)))
-     (org-end-of-meta-data)
+     (org-end-of-meta-data t)
      (unless (looking-at-p "-----BEGIN PGP MESSAGE-----")
        (let ((folded (org-invisible-p))
 	     (crypt-key (org-crypt-key-for-heading))
@@ -205,7 +205,7 @@ See `org-crypt-disable-auto-save'."
 	    (save-excursion
 	      (outline-end-of-heading)
 	      (org-invisible-p))))
-       (org-end-of-meta-data)
+       (org-end-of-meta-data t)
        (when (looking-at "-----BEGIN PGP MESSAGE-----")
 	 (org-crypt-check-auto-save)
 	 (setq-local epg-context (epg-make-context nil t t))