Expose whether pool is suspended in MXBean

[ashok-square]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.37%. Comparing base (4844f9e) to head (b2e07b3).
Report is 57 commits behind head on dev.

Additional details and impacted files

@@             Coverage Diff              @@
##                dev    #1940      +/-   ##
============================================
- Coverage     70.58%   70.37%   -0.21%     
- Complexity      572      573       +1     
============================================
  Files            26       26              
  Lines          2172     2167       -5     
  Branches        311      311              
============================================
- Hits           1533     1525       -8     
- Misses          486      493       +7     
+ Partials        153      149       -4     

Files with missing lines	Coverage Δ
...c/main/java/com/zaxxer/hikari/pool/HikariPool.java	80.51% <100.00%> (-0.69%)	⬇️

... and 5 files with indirect coverage changes

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[lfbayer]

@ashok-square sorry to take so long to respond to this pull request.

Can you add a unit test to cover this new method?