update config_v6 sdk keys in the sample apps

[kp-cat]

Describe the purpose of your pull request

update config_v6 sdk keys in the sample apps

Requirement checklist (only if applicable)

• I have covered the applied changes with automated tests.
• I have executed the full automated test set against my changes.
• I have validated my changes against all supported platform versions.
• I have read and accepted the contribution agreement.

[sonarqubecloud]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (f348cac) 97.01% compared to head (4f03a29) 97.01%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #59   +/-   ##
=======================================
  Coverage   97.01%   97.01%           
=======================================
  Files          23       23           
  Lines        1572     1572           
=======================================
  Hits         1525     1525           
  Misses         47       47           

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