oh-my-fish: patch to fixup permissions during installation

TODO: send it to upstream

pkgs/by-name/oh/oh-my-fish/001-writable-omf-path.diff

@@ -0,0 +1,12 @@
+diff -Naur source/bin/install source-new/bin/install
+--- source/bin/install	1969-12-31 21:00:01.000000000 -0300
++++ source-new/bin/install	2023-11-23 12:48:55.695330320 -0300
+@@ -245,6 +245,8 @@
+   command cp -r "$OFFLINE_PATH" "$OMF_PATH"
+     or abort "Failed to copy source!"
+
++  chmod -R u+w "$OMF_PATH"
++
+   # Set up Git remotes only if the offline install is a Git repository.
+   test -d "$OMF_PATH/.git"
+     and set_git_remotes

pkgs/by-name/oh/oh-my-fish/package.nix

@@ -17,6 +17,10 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-msItKEPe7uSUpDAfCfdYZjt5NyfM3KtOrLUTO9NGqlg=";
   };
 
+  patches = [
+    ./001-writable-omf-path.diff
+  ];
+
   buildInputs = [
     fish
   ];
@@ -54,7 +58,7 @@ stdenv.mkDerivation (finalAttrs: {
       easy to use.
     '';
     license = lib.licenses.mit;
-    maintainers = with lib.maintainers; [ AndersonTorres ];
+    maintainers = with lib.maintainers; [ ];
     mainProgram = "omf-install";
     inherit (fish.meta) platforms;
   };