Add hocon module with hocon parsing and update all the gradle

[TanVD]

Add a new hocon module with HOCON parsing functionality and update relevant files.

• Add HOCON module:
  • Create konfy-hocon/src/main/kotlin/tanvd/konfy/hocon/HoconProvider.kt with HoconProvider class for parsing HOCON configuration files.
  • Create konfy-hocon/src/test/kotlin/tanvd/konfy/hocon/HoconProviderTest.kt with unit tests for HoconProvider.
  • Create konfy-hocon/src/test/resources/config.conf for testing purposes.
• Update Gradle settings:
  • Modify settings.gradle.kts to include :konfy-hocon module.
• Update documentation:
  • Modify README.md to mention hocon as a supported format.

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