Drupal coding standard issues

phpcs reports the following coding standard issues.

FILE: adroll_d8/adroll.module
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FOUND 7 ERRORS AND 1 WARNING AFFECTING 7 LINES
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1 | ERROR | [x] Missing file doc comment
8 | ERROR | [x] Expected 1 space before opening brace; found 0
9 | ERROR | [x] Expected 1 space after closing parenthesis; found 0
51 | WARNING | [x] A comma should follow the last multiline array item. Found: 'adroll'
59 | ERROR | [ ] Missing parameter type
61 | ERROR | [x] Separate the @param and @return sections by a blank line.
61 | ERROR | [x] Expected "bool" but found "boolean" for function return type
82 | ERROR | [x] Expected 1 space after FUNCTION keyword; 0 found
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PHPCBF CAN FIX THE 7 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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FILE: adroll_d8/src/Form/AdrollSettingsForm.php
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FOUND 7 ERRORS AFFECTING 7 LINES
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35 | ERROR | [x] Short array syntax must be used to define arrays
43 | ERROR | [x] Short array syntax must be used to define arrays
51 | ERROR | [x] Short array syntax must be used to define arrays
58 | ERROR | [x] Short array syntax must be used to define arrays
65 | ERROR | [x] Short array syntax must be used to define arrays
86 | ERROR | [x] Expected 1 blank line after function; 0 found
87 | ERROR | [x] The closing brace for the class must have an empty line before it
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PHPCBF CAN FIX THE 7 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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