gnu: rfcat: Update to 1.9.6.

* gnu/packages/radio.scm (rfcat): Update to 1.9.6.

gnu/packages/radio.scm

@@ -2497,22 +2497,18 @@ Caller-ID.")
     (license license:gpl3+)))
 
 (define-public rfcat
-  ;; Use a commit for now because some fixes to make rfcat work with
-  ;; Python 3 instead of Python 2 are not in a release yet.
-  (let ((commit "725bf79af27d47cdec64107317c1c8fe3f7ad7b8")
-        (revision "1"))
   (package
     (name "rfcat")
-      (version (git-version "1.9.5" revision commit))
+    (version "1.9.6")
     (source
      (origin
        (method git-fetch)
        (uri (git-reference
              (url "https://github.com/atlas0fd00m/rfcat")
-               (commit commit)))
+             (commit (string-append "v" version))))
        (file-name (git-file-name name version))
        (sha256
-          (base32 "0dbc6n4pxsa73wzxny773khc73r1dn3ma5hi7xv76vcykjvzkdi3"))))
+        (base32 "0zmgbgf1025ln2v6lc27dmkmwv8pxjgrmhmpk34rkkixhvnk69pf"))))
     (build-system python-build-system)
     (inputs
      (list python-future
@@ -2550,7 +2546,7 @@ Supported dongles:
 To install the rfcat udev rules, you must extend @code{udev-service-type} with
 this package.  E.g.: @code{(udev-rules-service 'rfcat rfcat)}")
     (license (list license:bsd-3
-                     license:gpl2)))))
+                   license:gpl2))))
 
 (define-public rx-tools
   ;; No tagged release since 2016, use commit instead.