sources: updates

update kernel to proteced against CVE-2022-0847

nix/sources.json

@@ -23,7 +23,7 @@
         "homepage": "https://mattermost.com",
         "owner": "mattermost",
         "repo": "mattermost-server",
-        "rev": "32fd4d7f161a5b03141285e512c6773e4d2fa7e1",
+        "rev": "f6fef9362bf05491d8ec959f7dae53f4ebef79a6",
         "sha256": "09gfpwk83qr21ipfan9i30kzzb96rr89ki62l6ck8hl2qivxcybh",
         "type": "tarball",
         "url": "https://github.com/mattermost/mattermost-server/archive/refs/tags/v6.4.1.tar.gz",
@@ -75,10 +75,10 @@
         "homepage": "",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "4275a321beab5a71872fb7a5fe5da511bb2bec73",
-        "sha256": "1p3pn7767ifbg08nmgjd93iqk0z87z4lv29ypalj9idwd3chsm69",
+        "rev": "47cd6702934434dd02bc53a67dbce3e5493e33a2",
+        "sha256": "1rvp9gx7n0gppc86bcysaybw79zl3y8yninsgz6rawdjprzvg7y6",
         "type": "tarball",
-        "url": "https://github.com/nixos/nixpkgs/archive/4275a321beab5a71872fb7a5fe5da511bb2bec73.tar.gz",
+        "url": "https://github.com/nixos/nixpkgs/archive/47cd6702934434dd02bc53a67dbce3e5493e33a2.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgs-unstable": {
@@ -87,10 +87,10 @@
         "homepage": "",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "7f9b6e2babf232412682c09e57ed666d8f84ac2d",
-        "sha256": "03nb8sbzgc3c0qdr1jbsn852zi3qp74z4qcy7vrabvvly8rbixp2",
+        "rev": "062a0c5437b68f950b081bbfc8a699d57a4ee026",
+        "sha256": "0vfd7g1gwy9lcnnv8kclqr68pndd9sg0xq69h465zbbzb2vnijh9",
         "type": "tarball",
-        "url": "https://github.com/nixos/nixpkgs/archive/7f9b6e2babf232412682c09e57ed666d8f84ac2d.tar.gz",
+        "url": "https://github.com/nixos/nixpkgs/archive/062a0c5437b68f950b081bbfc8a699d57a4ee026.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "workadventure": {