gnu: emacs-telephone-line: Update to 0.6.

* gnu/packages/emacs-xyz.scm (emacs-telephone-line): Update to 0.6.

gnu/packages/emacs-xyz.scm

@@ -646,29 +646,27 @@ server}.  The main advantage compared to @code{vc-hg} is speed.")
     (license license:gpl3+)))
 
 (define-public emacs-telephone-line
-  (let ((commit "6f3455a365912e8f0c45a2240ea79507dee45ade")
-        (revision "0"))
-    (package
-      (name "emacs-telephone-line")
-      (version (git-version "0.5" revision commit))
-      (source
-       (origin
-         (method git-fetch)
-         (uri
-          (git-reference
-           (url "https://github.com/dbordak/telephone-line")
-           (commit commit)))
-         (file-name (git-file-name name version))
-         (sha256
-          (base32 "1hnd6wnc52sc0ckriqnhaz64pyjk027y0dpcmh2zhpd27i8d4hmq"))))
-      (build-system emacs-build-system)
-      (home-page "https://github.com/dbordak/telephone-line")
-      (synopsis "Implementation of Powerline for Emacs")
-      (description
-       "Telephone Line is a new implementation of Powerline for Emacs with
+  (package
+    (name "emacs-telephone-line")
+    (version "0.6")
+    (source
+     (origin
+       (method git-fetch)
+       (uri
+        (git-reference
+         (url "https://github.com/dbordak/telephone-line")
+         (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1pv6hlzks02bvxkfyg8m04l36clg39h5w7nq2k6ppi5bh4d4kmc8"))))
+    (build-system emacs-build-system)
+    (home-page "https://github.com/dbordak/telephone-line")
+    (synopsis "Implementation of Powerline for Emacs")
+    (description
+     "Telephone Line is a new implementation of Powerline for Emacs with
 optional baked-in Evil support, antialiased separators, and an easy
 configuration language which makes it trivial to write your own themes.")
-      (license license:gpl3+))))
+    (license license:gpl3+)))
 
 (define-public emacs-inspector
   (let ((commit "0b2cf2f00a827f06bda717da8250eafec4108fb3")) ;version bump