Audit usage of @inheritDoc

[justinabrahms]

We're using @inheritDoc to avoid writing javadoc, but that's not well founded in some cases. Audit the usage of it and ensure our docs are reasonable.

[ryanprayogo]

The usage of @inheritDoc also causes the maven-javadoc-plugin to fail under Java 21.

[WARNING] Javadoc Warnings
[WARNING] .../java-sdk/src/main/java/dev/openfeature/sdk/BooleanHook.java:4: warning: Tag @inheritDoc cannot be used in class documentation.  It can only be used in the following types of documentation: method.
[WARNING] * {@inheritDoc}
[WARNING] ^
...
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-javadoc-plugin:3.8.0:jar (attach-javadocs) on project sdk: MavenReportException: Error while generating Javadoc: Project contains Javadoc Warnings -> [Help 1]

[Vishalup29]

I searched the entire repository and found no class-level or interface-level usages of {@inheritdoc}. All remaining occurrences are method-level, which are valid. This issue appears resolved and can likely be closed.