fix(retail): add region tag for Java - Update CreateProduct.java

[rebeccaellis]

Description

Fixes #415382524

Note: Before submitting a pull request, please open an issue for discussion if you are not associated with Google.

Checklist

• I have followed Sample Format Guide
• pom.xml parent set to latest shared-configuration
• Appropriate changes to README are included in PR
• These samples need a new API enabled in testing projects to pass (let us know which ones)
• These samples need a new/updated env vars in testing projects set to pass (let us know which ones)
• Tests pass: mvn clean verify required
• Lint passes: mvn -P lint checkstyle:check required
• Static Analysis: mvn -P lint clean compile pmd:cpd-check spotbugs:check advisory only
• This sample adds a new sample directory, and I updated the CODEOWNERS file with the codeowners for this sample
• This sample adds a new Product API, and I updated the Blunderbuss issue/PR auto-assigner with the codeowners for this sample
• Please merge this PR for me once it is approved

[snippet-bot]

Here is the summary of changes.

You are about to add 2 region tags.

• retail/interactive-tutorials/src/main/java/product/CreateProduct.java:23, tag retail_create_product
• retail/interactive-tutorials/src/main/java/search/SearchWithPagination.java:25, tag retail_search_for_products_with_pagination

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[gemini-code-assist]

Summary of Changes

Hello @rebeccaellis, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request focuses on improving the documentation generation process for existing Google Cloud Retail API Java samples by adding standard [START] and [END] markers. This allows documentation tools to easily extract and display relevant code snippets.

Highlights

• Documentation Markers: Added [START] and [END] documentation markers to the CreateProduct.java sample file to enable automatic code snippet extraction for documentation.
• Documentation Markers: Added [START] and [END] documentation markers to the SearchWithPagination.java sample file for documentation purposes.

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[gemini-code-assist]

Code Review

This pull request adds standard Google Cloud sample region tags ([START ...] and [END ...]) to two Java files: CreateProduct.java and SearchWithPagination.java. The primary feedback is a minor correction for a typo in one of the added end region tags.