[MegaLinter] Apply linters fixes

Author: nvuillam

docs/descriptors/xml_xmllint.md

@@ -25,7 +25,7 @@ To apply file formatting you must set `XML_XMLLINT_CLI_LINT_MODE: file` and `XML
 | Variable                                | Description                                                                                                                                                                                                         | Default value      |
 |-----------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------|
 | XML_XMLLINT_AUTOFORMAT                  | If set to `true`, it will reformat and reindent the output                                                                                                                                                          | `false`            |
-| XML_XMLLINT_INDENT                      | The number of indentation spaces when `XML_XMLLINT_AUTOFORMAT` is `true`                                                                                                                                            | `  `               |
+| XML_XMLLINT_INDENT                      | The number of indentation spaces when `XML_XMLLINT_AUTOFORMAT` is `true`                                                                                                                                            | ``                 |
 | XML_XMLLINT_ARGUMENTS                   | User custom arguments to add in linter CLI call<br/>Ex: `-s --foo "bar"`                                                                                                                                            |                    |
 | XML_XMLLINT_FILTER_REGEX_INCLUDE        | Custom regex including filter<br/>Ex: `(src\|lib)`                                                                                                                                                                  | Include every file |
 | XML_XMLLINT_FILTER_REGEX_EXCLUDE        | Custom regex excluding filter<br/>Ex: `(test\|examples)`                                                                                                                                                            | Exclude no file    |