gnu: emacs-rg: Update to 2.2.0-0.444a8cc.

* gnu/packages/emacs-xyz.scm (emacs-rg): Update to 2.2.0-0.444a8cc.

Make sure default-directory is set when searching from result buffer.  See
https://github.com/dajva/rg.el/issues/139.

gnu/packages/emacs-xyz.scm

@@ -19,7 +19,7 @@
 ;;; Copyright © 2016, 2017, 2018, 2019, 2020, 2021 Arun Isaac <arunisaac@systemreboot.net>
 ;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
 ;;; Copyright © 2017, 2018, 2019, 2020 Mathieu Othacehe <m.othacehe@gmail.com>
-;;; Copyright © 2017, 2018, 2019, 2020, 2021 Clément Lassieur <clement@lassieur.org>
+;;; Copyright © 2017, 2018, 2019, 2020, 2021, 2022 Clément Lassieur <clement@lassieur.org>
 ;;; Copyright © 2017 Vasile Dumitrascu <va511e@yahoo.com>
 ;;; Copyright © 2017, 2018 Kyle Meyer <kyle@kyleam.com>
 ;;; Copyright © 2017 Kei Kebreau <kkebreau@posteo.net>
@@ -4830,18 +4830,20 @@ result.")
     (license license:gpl2+)))
 
 (define-public emacs-rg
+  (let ((commit "444a8ccfea0b38452a0bc4c390a8ee01cfe30017")
+        (revision "0"))
     (package
       (name "emacs-rg")
-    (version "2.2.0")
+      (version (git-version "2.2.0" revision commit))
       (source
        (origin
          (method git-fetch)
          (uri (git-reference
                (url "https://github.com/dajva/rg.el")
-             (commit version)))
+               (commit commit)))
          (file-name (git-file-name name version))
          (sha256
-        (base32 "0a16g9phyy6c6vn5zfkpcpi90ixbx1ivp4wapwg189v77k2810by"))))
+          (base32 "1nxzplpk5cf6hhr2v85bmg68i6am96shi2zq7m83fs96bilhwsp5"))))
       (build-system emacs-build-system)
       (arguments
        '(#:phases
@@ -4861,7 +4863,7 @@ result.")
        "@code{rg} is an Emacs search package based on the @code{ripgrep} command
 line tool.  It allows one to interactively search based on the editing context
 then refine or modify the search results.")
-    (license license:gpl3+)))
+      (license license:gpl3+))))
 
 (define-public emacs-inf-ruby
   (package