gnu: rtl8821ce-linux-module: Update to 0.0.0-4-ca204c6.

Fixes compatibility with linux-libre@5.15:

  […]/source/core/rtw_br_ext.c:20:11: fatal error: net/ipx.h:
  No such file or directory
    #include <net/ipx.h>
             ^~~~~~~~~~~
  compilation terminated.

* gnu/packages/linux.scm (rtl8821ce-linux-module):
Update to 0.0.0-4-ca204c6.

Signed-off-by: Tobias Geerinckx-Rice <me@tobias.gr>

gnu/packages/linux.scm

@@ -1323,8 +1323,8 @@ (define-public librem-ec-acpi-linux-module
     (license license:gpl2)))
 
 (define-public rtl8821ce-linux-module
-  (let ((commit "897e7c4c15dd5a0a569745dc223d969a26ff5bfc")
-        (revision "3"))
+  (let ((commit "ca204c60724d23ab10244f920d4e50759ed1affb")
+        (revision "4"))
     (package
       (name "rtl8821ce-linux-module")
       (version (git-version "0.0.0" revision commit))
@@ -1337,7 +1337,7 @@ (define-public rtl8821ce-linux-module
          (file-name (git-file-name name version))
          (sha256
           (base32
-           "0935dzz0njxh78wfd17yqah1dxn6b3kaszvzclwwrwwhwcrdp80j"))))
+           "18ma8a8h1l90dss0k6al7q6plwr57jc9g67p22g9917k1jfbhm97"))))
       (build-system linux-module-build-system)
       (arguments
        `(#:make-flags