gnu: emacs-helm-notmuch: Update to 1.2.

* gnu/packages/emacs-xyz.scm (emacs-helm-notmuch): Update to 1.2.

gnu/packages/emacs-xyz.scm

@@ -13639,20 +13639,19 @@ and code peeking.")
     (license license:gpl3+)))
 
 (define-public emacs-helm-notmuch
-  (let ((commit "9988eb0f787c82c779f2417b5613b9142a5b1c9b"))
   (package
     (name "emacs-helm-notmuch")
-      (version (git-version "1.1" "1" commit))
-      (home-page "https://github.com/xuchunyang/helm-notmuch/")
+    (version "1.2")
+    (home-page "https://github.com/emacs-helm/helm-notmuch/")
     (source (origin
               (method git-fetch)
               (uri (git-reference
                     (url home-page)
-                      (commit commit)))
+                    (commit version)))
               (file-name (git-file-name name version))
               (sha256
                (base32
-                  "1jwhmlqlgzxj2zfz0za33vn8m2zrsmkmnq2vx5i1nry70p9h43b4"))))
+                "1k038dbdpaa411gl4071x19fklhnizhr346plxw23lsnxir9dhqc"))))
     (build-system emacs-build-system)
     (propagated-inputs
      `(("emacs-helm" ,emacs-helm)
@@ -13662,7 +13661,7 @@ and code peeking.")
      "This package can be used to search emails in Emacs, searching result
 displays as you type thanks to Helm, though @command{notmuch-search} does the
 real search.")
-      (license license:gpl3+))))
+    (license license:gpl3+)))
 
 (define-public emacs-elmacro
   (let ((commit "89b9b0feabafd01fee48111d67131c4c9b5fed9a"))