Add missing builtin package declarations

* lisp/finder.el (finder--builtins-alist): Add new package
directories 'leim' and 'obsolete' as part of the 'emacs' package.
Add new package directory 'use-package' as part of the
'use-package' package.
* lisp/net/eudc-capf.el:
* lisp/net/eudcb-ecomplete.el:
* lisp/net/eudcb-macos-contacts.el:
* lisp/net/eudcb-mailabbrev.el: Declare library as part of the
'eudc' package.
* lisp/mail/ietf-drums-date.el: Declare library as part of the
'ietf-drums' package.
* lisp/image/image-dired-dired.el:
* lisp/image/image-dired-external.el:
* lisp/image/image-dired-tags.el:
* lisp/image/image-dired-util.el: Declare library as part of the
'image-dired' package.
* lisp/emacs-lisp/oclosure.el:
* lisp/keymap.el:
* lisp/progmodes/c-ts-common.el: Declare library as part of the
'emacs' package.  (Bug#62751)

(cherry picked from commit 94b1de2774)

lisp/image/image-dired-dired.el

@@ -5,6 +5,7 @@
 ;; Author: Mathias Dahl <mathias.rem0veth1s.dahl@gmail.com>
 ;; Maintainer: Stefan Kangas <stefankangas@gmail.com>
 ;; Keywords: multimedia
+;; Package: image-dired
 
 ;; This file is part of GNU Emacs.
 

lisp/image/image-dired-external.el

@@ -5,6 +5,7 @@
 ;; Author: Mathias Dahl <mathias.rem0veth1s.dahl@gmail.com>
 ;; Maintainer: Stefan Kangas <stefankangas@gmail.com>
 ;; Keywords: multimedia
+;; Package: image-dired
 
 ;; This file is part of GNU Emacs.
 

lisp/image/image-dired-tags.el

@@ -5,6 +5,7 @@
 ;; Author: Mathias Dahl <mathias.rem0veth1s.dahl@gmail.com>
 ;; Maintainer: Stefan Kangas <stefankangas@gmail.com>
 ;; Keywords: multimedia
+;; Package: image-dired
 
 ;; This file is part of GNU Emacs.
 

lisp/image/image-dired-util.el

@@ -4,6 +4,7 @@
 
 ;; Author: Mathias Dahl <mathias.rem0veth1s.dahl@gmail.com>
 ;; Maintainer: Stefan Kangas <stefankangas@gmail.com>
+;; Package: image-dired
 
 ;; This file is part of GNU Emacs.