Incorrect package name "Microsoft.SemanticKernel.PromptTemplate.Handlebars"?

[rainmakerho]

Issue Description

The Using the Handlebars template engine add the Handlebars package dotnet add package Microsoft.SemanticKernel.PromptTemplate.Handlebars --prerelease, but it should be corrected to dotnet add package Microsoft.SemanticKernel.PromptTemplates.Handlebars --prerelease; for proper functionality.

Expected Behavior

The correct package name should be used to ensure the code functions as intended.

Actual Behavior

The current package Microsoft.SemanticKernel.PromptTemplates.Handlebars is incorrect and needs to be updated to Microsoft.SemanticKernel.PromptTemplate.Handlebars.

Reproducibility

Always.

Additional Information

This change is necessary for the code to work correctly. Please update the package name as specified.