feat(modelarmor): Added snippets to sanitizer user prompt and model response

[harshnasitcrest]

Added Model Armor samples for:

• Sanitize User Prompt
• Sanitize PDF file
• Sanitize Model Response
• Sanitize Model Response with User Prompt

[snippet-bot[bot]]

Here is the summary of changes.

You are about to add 4 region tags.

• modelarmor/api/ModelArmor.Samples/SanitizeModelResponse.cs:17, tag modelarmor_sanitize_model_response
• modelarmor/api/ModelArmor.Samples/SanitizeModelResponseWithUserPrompt.cs:17, tag modelarmor_sanitize_prompt_and_response
• modelarmor/api/ModelArmor.Samples/SanitizeUserPrompt.cs:17, tag modelarmor_sanitize_user_prompt
• modelarmor/api/ModelArmor.Samples/ScanPdfFile.cs:17, tag modelarmor_scan_pdf_file

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[amanda-tarafa]

You need to solve the conflicts on the PR to be able to merge.

[harshnasitcrest]

You need to solve the conflicts on the PR to be able to merge.

I have raised multiple PRs for Model Armor samples. Hence, I'll sequentially resolve merge conflicts and merge one-by-one.

[harshnasitcrest]

I've resolved merge conflicts on this PR. Could you please run kokoro labels to trigger CI actions?

[amanda-tarafa]

Tests are failing. These are API internal errors. How stable is the API? Even if we get it to green, are we certain we won't encounter service flakiness?

[harshnasitcrest]

Tests are failing. These are API internal errors. How stable is the API? Even if we get it to green, are we certain we won't encounter service flakiness?

I just started facing this error today. Let me check with Model Armor team whether this is also a known issue

[purva9413]

Were we able to get to a conclusion on the test failures here from the backend team?

[harshnasitcrest]

Were we able to get to a conclusion on the test failures here from the backend team?

I discussed the issue with backend team yesterday. I will provide an update here accordingly.

[harshnasitcrest]

Were we able to get to a conclusion on the test failures here from the backend team?

I discussed the issue with backend team yesterday. I will provide an update here accordingly.

@purva9413 Model Armor team confirmed that the issues have been resolved. Latest tests runs are successful.

[harshnasitcrest]

@Anu4396 @purva9413 Thanks for the review! I've addressed all the feedback. Are we good to merge this PR?