Update some defcustoms keywords

* lisp/org.el (org-structure-template-alist): Fix :version keyword
  value.
(org-effort-durations): Add missing keywords.

lisp/org.el

@@ -12279,7 +12279,7 @@ variable `org-mtags-prefer-muse-templates'."
 	  (list
 	   (string :tag "Key")
 	   (string :tag "Template")))
-  :version 24.4
+  :version "25.1"
   :package-version '(Org . "8.3"))
 
 (defun org-try-structure-completion ()
@@ -17900,7 +17900,8 @@ minutes.
 For example, if the value of this variable is ((\"hours\" . 60)), then an
 effort string \"2hours\" is equivalent to 120 minutes."
   :group 'org-agenda
-  :version "24.1"
+  :version "25.1"
+  :package-version '(Org . "8.3")
   :type '(alist :key-type (string :tag "Modifier")
 		:value-type (number :tag "Minutes")))