chore: update nixmkdocs to fix bug

cells/repo/flake.lock

@@ -57,17 +57,17 @@
     "nixmkdocs": {
       "locked": {
         "dir": "lib",
-        "lastModified": 1767549915,
-        "narHash": "sha256-by3r2qddlyzylup5fzSaDwtoy3eFHNKb65IuIq6bsAs=",
+        "lastModified": 1791354014,
+        "narHash": "sha256-mUMmtJlesrV/9HEPKIjlC8B6GOSNZPBYRp0aEKJ7fJc=",
         "owner": "TECHNOFAB",
         "repo": "nixmkdocs",
-        "rev": "f3b2f4b19178e97c5580367be0f97e61a085db6d",
+        "rev": "c88f7a5428a15836badcd1276badedccead2e1fe",
         "type": "gitlab"
       },
       "original": {
         "dir": "lib",
         "owner": "TECHNOFAB",
-        "ref": "v1.1.0",
+        "ref": "v1.1.1",
         "repo": "nixmkdocs",
         "type": "gitlab"
       }

cells/repo/flake.nix

@@ -1,7 +1,7 @@
 {
   inputs = {
     devshell.url = "gitlab:rensa-nix/devshell/v0.1.0?dir=lib";
-    nixmkdocs.url = "gitlab:TECHNOFAB/nixmkdocs/v1.1.0?dir=lib";
+    nixmkdocs.url = "gitlab:TECHNOFAB/nixmkdocs/v1.1.1?dir=lib";
     soonix-lib.url = "gitlab:TECHNOFAB/soonix/v0.2.1?dir=lib";
     nix-gitlab-ci-lib.url = "gitlab:TECHNOFAB/nix-gitlab-ci/v3.1.2?dir=lib";
     devtools-lib.url = "gitlab:rensa-nix/devtools/v0.1.0?dir=lib";