[ci] Run formatting across source package and break 'if' statement that is terminated by 'return'

[hazendaz]

No description provided.

[codecov-commenter]

Codecov Report

Attention: 3 lines in your changes are missing coverage. Please review.

Comparison is base (1be8c80) 87.00% compared to head (6b8820c) 86.93%.

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Additional details and impacted files

@@             Coverage Diff              @@
##             master      #54      +/-   ##
============================================
- Coverage     87.00%   86.93%   -0.07%     
  Complexity       53       53              
============================================
  Files             8        8              
  Lines           200      199       -1     
  Branches         23       22       -1     
============================================
- Hits            174      173       -1     
  Misses            9        9              
  Partials         17       17              

Files	Coverage Δ
...c/main/java/au/com/acegi/xmlformat/FormatUtil.java	94.73% <100.00%> (ø)
...in/java/au/com/acegi/xmlformat/XmlCheckPlugin.java	81.81% <ø> (ø)
...n/java/au/com/acegi/xmlformat/XmlOutputFormat.java	100.00% <ø> (ø)
.../java/au/com/acegi/xmlformat/BlankLinesWriter.java	72.50% <0.00%> (ø)
...java/au/com/acegi/xmlformat/AbstractXmlPlugin.java	85.33% <0.00%> (-0.20%)	⬇️

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