Fix code review items for sub Custom Breadcrumbs Paths

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FOUND 2 ERRORS AFFECTING 2 LINES
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 11 | ERROR | It's only necessary to declare files[] if they declare
    |       | a class or interface.
 12 | ERROR | It's only necessary to declare files[] if they declare
    |       | a class or interface.
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FOUND 1 ERROR AND 1 WARNING AFFECTING 2 LINES
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  15 | WARNING | Line exceeds 80 characters; contains 88 characters
 118 | ERROR   | Doc comment short description must be on a single
     |         | line, further text should be a separate paragraph
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FOUND 15 ERRORS AND 12 WARNINGS AFFECTING 22 LINES
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   6 | ERROR   | [x] There must be exactly one blank line after the
     |         |     file comment
  13 | WARNING | [ ] Hook implementations should not duplicate
     |         |     @return documentation
  13 | ERROR   | [ ] Return type "an array with elements:" must not
     |         |     contain spaces
  15 | WARNING | [ ] Line exceeds 80 characters; contains 82
     |         |     characters
  17 | WARNING | [ ] Line exceeds 80 characters; contains 91
     |         |     characters
  33 | ERROR   | [ ] Missing parameter type
  36 | ERROR   | [ ] Return type missing for @return tag in function
     |         |     comment
  96 | WARNING | [ ] Line exceeds 80 characters; contains 92
     |         |     characters
 116 | WARNING | [ ] Line exceeds 80 characters; contains 82
     |         |     characters
 118 | ERROR   | [ ] Missing parameter type
 119 | ERROR   | [x] Parameter comment indentation must be 3 spaces,
     |         |     found 4 spaces
 119 | WARNING | [ ] Line exceeds 80 characters; contains 94
     |         |     characters
 120 | ERROR   | [ ] Missing parameter type
 121 | ERROR   | [x] Parameter comment indentation must be 3 spaces,
     |         |     found 4 spaces
 121 | WARNING | [ ] Line exceeds 80 characters; contains 83
     |         |     characters
 122 | WARNING | [ ] Line exceeds 80 characters; contains 83
     |         |     characters
 135 | WARNING | [ ] Line exceeds 80 characters; contains 87
     |         |     characters
 172 | ERROR   | [ ] Missing parameter type
 175 | ERROR   | [ ] Missing parameter type
 178 | ERROR   | [x] Expected "breadcrumbs" but found "$breadcrumbs"
     |         |     for function return type
 206 | ERROR   | [ ] Missing parameter type
 209 | ERROR   | [x] Expected "page_match" but found "$page_match"
     |         |     for function return type
 210 | WARNING | [ ] Line exceeds 80 characters; contains 84
     |         |     characters
 238 | WARNING | [ ] Hook implementations should not duplicate @param
     |         |     documentation
 238 | ERROR   | [ ] Missing parameter type
 241 | WARNING | [ ] Hook implementations should not duplicate
     |         |     @return documentation
 241 | ERROR   | [x] Expected "breadcrumbs" but found "$breadcrumbs"
     |         |     for function return type
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PHPCBF CAN FIX THE 6 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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