Remove tailhook from maintainers

doc/languages-frameworks/rust.section.md

···
     description = "A fast line-oriented regex search tool, similar to ag and ack";
     homepage = "https://github.com/BurntSushi/ripgrep";
     license = licenses.unlicense;
-    maintainers = [ maintainers.tailhook ];
+    maintainers = [];
   };
 }
 ```
···
     description = "A fast line-oriented regex search tool, similar to ag and ack";
     homepage = "https://github.com/BurntSushi/ripgrep";
     license = with licenses; [ mit unlicense ];
-    maintainers = with maintainers; [ tailhook ];
+    maintainers = with maintainers; [];
   };
 }
 ```

pkgs/applications/networking/cluster/docker-machine/default.nix

···
     homepage = "https://docs.docker.com/machine/";
     description = "Docker Machine is a tool that lets you install Docker Engine on virtual hosts, and manage Docker Engine on the hosts";
     license = licenses.asl20;
-    maintainers = with maintainers; [ offline tailhook ];
+    maintainers = with maintainers; [ offline ];
     platforms = platforms.unix;
   };
 }

pkgs/applications/virtualization/docker/default.nix

···
         To enable the docker daemon on NixOS, set the `virtualisation.docker.enable` option to `true`.
       '';
       license = licenses.asl20;
-      maintainers = with maintainers; [ offline tailhook vdemeester periklis mikroskeem maxeaubrey ];
+      maintainers = with maintainers; [ offline vdemeester periklis mikroskeem maxeaubrey ];
     };
   });
 

pkgs/tools/text/ripgrep/default.nix

···
     description = "A utility that combines the usability of The Silver Searcher with the raw speed of grep";
     homepage = "https://github.com/BurntSushi/ripgrep";
     license = with licenses; [ unlicense /* or */ mit ];
-    maintainers = with maintainers; [ tailhook globin ma27 zowoq ];
+    maintainers = with maintainers; [ globin ma27 zowoq ];
     mainProgram = "rg";
   };
 }