Don't disclose passwords in DriverDataSource

[msteiger]

In analogy to #1979 this PR prevents the disclosure of passwords in DriverDataSource for both exception messages and in DEBUG logs.

[codecov]

Codecov Report

Merging #1993 (b9960f3) into dev (3a90fb9) will increase coverage by 0.18%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##                dev    #1993      +/-   ##
============================================
+ Coverage     70.37%   70.56%   +0.18%     
+ Complexity      572      571       -1     
============================================
  Files            26       26              
  Lines          2164     2164              
  Branches        311      311              
============================================
+ Hits           1523     1527       +4     
+ Misses          492      485       -7     
- Partials        149      152       +3     

Impacted Files	Coverage Δ
.../java/com/zaxxer/hikari/util/DriverDataSource.java	52.94% <100.00%> (+2.94%)	⬆️
...ain/java/com/zaxxer/hikari/util/ConcurrentBag.java	72.34% <0.00%> (-4.26%)	⬇️
src/main/java/com/zaxxer/hikari/pool/PoolBase.java	72.62% <0.00%> (+2.18%)	⬆️

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