Add live search with FilterTextView example

[jakeroseman]

Simple example that serves the CUJ "I want to filter/search through a list while typing in an input field (aka live search)"

[snippet-bot]

Here is the summary of changes.

You are about to add 2 region tags.

• compose/snippets/src/main/java/com/example/compose/snippets/text/FilterText.kt:41, tag android_compose_text_filtertextviewmodel
• compose/snippets/src/main/java/com/example/compose/snippets/text/FilterText.kt:63, tag android_compose_text_filtertextview

---

This comment is generated by snippet-bot.
If you find problems with this result, please file an issue at:
https://github.com/googleapis/repo-automation-bots/issues.
To update this comment, add snippet-bot:force-run label or use the checkbox below:

• Refresh this comment