deps: update kotlinplugin to v2.3.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
org.jetbrains.kotlin.plugin.serialization	2.2.21 → 2.3.0
org.jetbrains.kotlin.plugin.compose	2.2.21 → 2.3.0

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[sschuberth]

Closing in favor of #139.

[renovate]

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