Fix Sonar code analysis issues

[shashankrnr32]

No description provided.

[codecov]

Codecov Report

Patch coverage: 66.66% and no project coverage change.

Comparison is base (790816c) 40.63% compared to head (89737ac) 40.64%.

❗ Current head 89737ac differs from pull request most recent head 263816e. Consider uploading reports for the commit 263816e to get more accurate results

Additional details and impacted files

@@            Coverage Diff            @@
##               main      #20   +/-   ##
=========================================
  Coverage     40.63%   40.64%           
  Complexity       94       94           
=========================================
  Files            19       19           
  Lines           470      465    -5     
  Branches         20       17    -3     
=========================================
- Hits            191      189    -2     
+ Misses          278      275    -3     
  Partials          1        1           

Impacted Files	Coverage Δ
...db/sharding/core/DatabaseShardedMongoTemplate.java	0.00% <0.00%> (ø)
.../core/configuration/CollectionShardingOptions.java	100.00% <100.00%> (ø)
...g/core/configuration/CompositeShardingOptions.java	100.00% <100.00%> (ø)

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

66.7% Coverage
19.0% Duplication