Fix the issues reported by phpcs

Problem/Motivation

FILE: /var/www/html/vb/d_cont/menu_tree/menu_tree.module
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FOUND 7 ERRORS AFFECTING 5 LINES
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22 | ERROR | [x] Spaces must be used to indent lines; tabs are not allowed
22 | ERROR | [x] Line indented incorrectly; expected 6 spaces, found 3
23 | ERROR | [x] Spaces must be used to indent lines; tabs are not allowed
23 | ERROR | [x] Case breaking statement indented incorrectly; expected 6
| | spaces, found 3
54 | ERROR | [x] Inline control structures are not allowed
68 | ERROR | [x] Inline comments must end in full-stops, exclamation marks,
| | question marks, colons, or closing parentheses
72 | ERROR | [x] Inline control structures are not allowed
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PHPCBF CAN FIX THE 7 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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FILE: /var/www/html/vb/d_cont/menu_tree/css/menu-tree.css
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FOUND 9 ERRORS AFFECTING 5 LINES
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1 | ERROR | [x] Multiple selectors should each be on a single line
25 | ERROR | [x] Opening brace should be the last content on the line
25 | ERROR | [x] Closing brace of class definition must be on new line
26 | ERROR | [x] Opening brace should be the last content on the line
26 | ERROR | [x] Closing brace of class definition must be on new line
28 | ERROR | [x] Opening brace should be the last content on the line
28 | ERROR | [x] Closing brace of class definition must be on new line
29 | ERROR | [x] Opening brace should be the last content on the line
29 | ERROR | [x] Closing brace of class definition must be on new line
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PHPCBF CAN FIX THE 9 MARKED SNIFF VIOLATIONS AUTOMATICALLY
------------------------------------------------------------------------

FILE: /var/www/html/vb/d_cont/menu_tree/src/MenuTreeItems.php
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FOUND 5 ERRORS AND 4 WARNINGS AFFECTING 9 LINES
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10 | WARNING | [x] Unused use statement
16 | WARNING | [ ] The class short comment should describe what the class
| | does and not simply repeat the class name
47 | ERROR | [x] Data types in @var tags need to be fully namespaced
52 | WARNING | [ ] There must be no blank line following an inline comment
74 | ERROR | [ ] The array declaration extends to column 85 (the limit is
| | 80). The array content should be split up over multiple
| | lines
85 | ERROR | [ ] Parameter $exclude is not described in comment
94 | ERROR | [x] TRUE, FALSE and NULL must be uppercase; expected "NULL"
| | but found "null"
103 | ERROR | [ ] The array declaration extends to column 111 (the limit is
| | 80). The array content should be split up over multiple
| | lines
110 | WARNING | [ ] \Drupal calls should be avoided in classes, use dependency
| | injection instead
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PHPCBF CAN FIX THE 3 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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FILE: /var/www/html/vb/d_cont/menu_tree/src/Menu/MenuTreeManipulator.php
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FOUND 1 ERROR AND 2 WARNINGS AFFECTING 3 LINES
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6 | WARNING | [x] Unused use statement
7 | WARNING | [x] Unused use statement
9 | ERROR | [x] Missing class doc comment
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PHPCBF CAN FIX THE 3 MARKED SNIFF VIOLATIONS AUTOMATICALLY
------------------------------------------------------------------------

FILE: /var/www/html/vb/d_cont/menu_tree/menu_tree.install
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FOUND 1 ERROR AFFECTING 1 LINE
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1 | ERROR | [x] The PHP open tag must be followed by exactly one blank line
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PHPCBF CAN FIX THE 1 MARKED SNIFF VIOLATIONS AUTOMATICALLY
-----------------------------------------------------------------------------

Time: 144ms; Memory: 10MB

Steps to reproduce

Execute the command: phpcs --standard=Drupal,DrupalPractice --extensions=php,module,inc,install,test,profile,theme,css,info,txt,md,yml,twig menu_tree/

Remaining tasks

Patch review