Add support for building under Java 17

[dwalluck]

No description provided.

[codecov]

Codecov Report

Merging #884 (e668e26) into main (e8d4b2e) will decrease coverage by 0.07%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##               main     #884      +/-   ##
============================================
- Coverage     83.79%   83.72%   -0.08%     
+ Complexity     1884     1880       -4     
============================================
  Files           116      116              
  Lines          6999     6999              
  Branches       1209     1209              
============================================
- Hits           5865     5860       -5     
- Misses          659      660       +1     
- Partials        475      479       +4     

Impacted Files	Coverage Δ
...mmonjava/maven/ext/integrationtest/ITestUtils.java	81.75% <0.00%> (-2.92%)	⬇️
...a/maven/ext/io/resolver/MavenLocationExpander.java	75.45% <0.00%> (-0.91%)	⬇️

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