pre-commit: enable markdownlint rule MD018 (#9134)

https://github.com/DavidAnson/markdownlint/blob/main/doc/md018.md

Co-authored-by: dahn <[email protected]>

Author: jbampton

.github/linters/.markdown-lint.yml

@@ -39,9 +39,6 @@ MD013: false
 # MD014/commands-show-output Dollar signs used before commands without showing output
 MD014: false
 
-# MD018/no-missing-space-atx No space after hash on atx style heading
-MD018: false
-
 # MD019/no-multiple-space-atx Multiple spaces after hash on atx style heading
 MD019: false
 

tools/marvin/marvin/misc/build/README.md

@@ -1,26 +1,28 @@
-#Licensed to the Apache Software Foundation (ASF) under one
-#or more contributor license agreements.  See the NOTICE file
-#distributed with this work for additional information
-#regarding copyright ownership.  The ASF licenses this file
-#to you under the Apache License, Version 2.0 (the
-#"License"); you may not use this file except in compliance
-#with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-#Unless required by applicable law or agreed to in writing,
-#software distributed under the License is distributed on an
-#"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-#KIND, either express or implied.  See the License for the
-#specific language governing permissions and limitations
-#under the License.
-
-#Cloud AutoDeploy
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+# Cloud AutoDeploy
 
 Scripts here are used to refresh the builds of the management server with those
 made out of our CI system. The CI system is internal at the moment.
 
-###Dependencies
+### Dependencies
 * Python
 * [jenkinsapi](http://pypi.python.org/pypi/jenkinsapi)
 * marvin

tools/ngui/README.md

@@ -1,17 +1,21 @@
-#Licensed to the Apache Software Foundation (ASF) under one
-#or more contributor license agreements.  See the NOTICE file
-#distributed with this work for additional information
-#regarding copyright ownership.  The ASF licenses this file
-#to you under the Apache License, Version 2.0 (the
-#"License"); you may not use this file except in compliance
-#with the License.  You may obtain a copy of the License at
-#http://www.apache.org/licenses/LICENSE-2.0
-#Unless required by applicable law or agreed to in writing,
-#software distributed under the License is distributed on an
-#"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-#KIND, either express or implied.  See the License for the
-#specific language governing permissions and limitations
-#under the License.
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
 
-#UI for CloudStack using Angular.js
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+# UI for CloudStack using Angular.js
 And a flask wrapper on top CloudStack API to make things easy on the client side.