Update eclipse-temurin Docker tag to v21.0.3_9-jre

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
eclipse-temurin	final	patch	21.0.2_13-jre -> 21.0.3_9-jre

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 25.00%. Comparing base (06ec419) to head (a77e58a).
Report is 1 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #985      +/-   ##
============================================
- Coverage     25.26%   25.00%   -0.26%     
  Complexity      966      966              
============================================
  Files           469      470       +1     
  Lines         10419    10573     +154     
  Branches        500      514      +14     
============================================
+ Hits           2632     2644      +12     
- Misses         7726     7867     +141     
- Partials         61       62       +1     

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