Resolve some issues added by recents merges

[fjtirado]

No description provided.

[Copilot]

Pull request overview

This PR cleans up issues introduced by recent merges by adjusting test module dependencies, fixing numeric conversion in the experimental Java-backed model, and correcting package declarations for lambda executor tests.

Changes:

• Remove experimental test dependencies from impl/test Maven module.
• Update JavaModel numeric conversion logic for various Number target types.
• Fix package declarations in two experimental lambda test classes to match their directory/package structure.

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated 2 comments.

File	Description
impl/test/pom.xml	Removes experimental test-scoped dependencies from the impl test module.
experimental/model/src/main/java/io/serverlessworkflow/impl/model/func/JavaModel.java	Refactors asNumber(Class<N>) conversion behavior for numeric targets.
experimental/lambda/src/test/java/io/serverless/workflow/impl/executors/func/WorkflowThenTest.java	Corrects the test class package declaration to match its path/module.
experimental/lambda/src/test/java/io/serverless/workflow/impl/executors/func/WorkflowNumberConversionTest.java	Corrects the test class package declaration to match its path/module.

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