Fix the errors/warnings reported by PHP_CodeSniffer

Problem/Motivation

Running the PHPCS test displays the following warnings and errors:

FILE: date_range_formatter/date_range_formatter.install
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FOUND 5 ERRORS AFFECTING 4 LINES
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  1 | ERROR | [x] Missing file doc comment
  4 | ERROR | [x] Use statements should be sorted alphabetically. The first wrong one is Drupal\Core\Entity\Entity\EntityViewDisplay.
  4 | ERROR | [x] There must be one blank line after the last USE statement; 0 found;
 11 | ERROR | [ ] Doc comment short description must be on a single line, further text should be a separate paragraph
 13 | ERROR | [x] Expected 1 blank line before function; 0 found
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PHPCBF CAN FIX THE 4 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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FILE: date_range_formatter/date_range_formatter.module
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FOUND 1 ERROR AFFECTING 1 LINE
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 1 | ERROR | [x] Missing file doc comment
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PHPCBF CAN FIX THE 1 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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FILE: date_range_formatter.info.yml
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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 7 | WARNING | All dependencies must be prefixed with the project name, for example "drupal:"
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FILE: date_range_formatter/src/Plugin/Field/FieldFormatter/DateRangeFormatterRangeFormatter.php
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FOUND 10 ERRORS AND 3 WARNINGS AFFECTING 13 LINES
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  76 | WARNING | Only string literals should be passed to t() where possible
  87 | WARNING | Line exceeds 80 characters; contains 86 characters
  91 | WARNING | Only string literals should be passed to t() where possible
 172 | ERROR   | There must be no space between ? and :
 177 | ERROR   | There must be no space between ? and :
 182 | ERROR   | There must be no space between ? and :
 187 | ERROR   | There must be no space between ? and :
 192 | ERROR   | There must be no space between ? and :
 197 | ERROR   | There must be no space between ? and :
 216 | ERROR   | There must be no space between ? and :
 217 | ERROR   | There must be no space between ? and :
 218 | ERROR   | There must be no space between ? and :
 219 | ERROR   | There must be no space between ? and :
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Time: 114ms; Memory: 12MB

Steps to reproduce

Run following command:

phpcs --standard=Drupal --extensions=php,module,inc,install,test,profile,theme,css,info,txt,md,yml ./