feat(StorageControl): Add sample for anywhereCache

[thiyaguk09]

This PR adds sample code for the anywhere cache feature, allowing users to:

• Create anywhere cache
• Get anywhere cache
• List anywhere cache
• Update anywhere cache
• Pause anywhere cache
• Disable anywhere cache
• Resume anywhere cache

Note

Sample test cases are not included because of the long operation time.

[snippet-bot]

Here is the summary of changes.

You are about to add 7 region tags.

• storagecontrol/src/create_anywhere_cache.php:27, tag storage_control_create_anywhere_cache
• storagecontrol/src/disable_anywhere_cache.php:27, tag storage_control_disable_anywhere_cache
• storagecontrol/src/get_anywhere_cache.php:27, tag storage_control_get_anywhere_cache
• storagecontrol/src/list_anywhere_caches.php:27, tag storage_control_list_anywhere_caches
• storagecontrol/src/pause_anywhere_cache.php:27, tag storage_control_pause_anywhere_cache
• storagecontrol/src/resume_anywhere_cache.php:27, tag storage_control_resume_anywhere_cache
• storagecontrol/src/update_anywhere_cache.php:26, tag storage_control_update_anywhere_cache

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[thiyaguk09]

@bshaffer Just a reminder—when you have time, please take a look at this PR.