📦 Release web-features@2.15.0

[github-actions]

This is a generated release pull request. Don't merge if you're not ready to carry out the release.

## What's New
* 24 features
* 86% coverage of BCD

## What's Changed
* Revise `event` description to make it clear that it's generic by @ddbeck in https://github.com/web-platform-dx/web-features/pull/2421
* Add missing webvtt keys by @jamesnw in https://github.com/web-platform-dx/web-features/pull/2457
* Update scroll to text fragment by @jamesnw in https://github.com/web-platform-dx/web-features/pull/2459
* Add global element attributes/properties by @autonome in https://github.com/web-platform-dx/web-features/pull/2423
* Add missing keys to accelerometer and magnetometer by @jamesnw in https://github.com/web-platform-dx/web-features/pull/2470
* Add missing font key by @jamesnw in https://github.com/web-platform-dx/web-features/pull/2468
* Add secure context and iframe to Gamepad features by @jamesnw in https://github.com/web-platform-dx/web-features/pull/2469
* Add a fenced frame and a permissions key by @autonome in https://github.com/web-platform-dx/web-features/pull/2464
* Add the Device Memory API by @autonome in https://github.com/web-platform-dx/web-features/pull/2465
* Add features and keys from CSSOM View Module spec by @autonome in https://github.com/web-platform-dx/web-features/pull/2363
* Add private network access by @autonome in https://github.com/web-platform-dx/web-features/pull/2466
* Add Prefetch, Resource Hints and more Fetch keys by @autonome in https://github.com/web-platform-dx/web-features/pull/2418
* Add more streams keys/features by @autonome in https://github.com/web-platform-dx/web-features/pull/2358
* Add File API by @autonome in https://github.com/web-platform-dx/web-features/pull/2378
* Add more HTML spec keys by @autonome in https://github.com/web-platform-dx/web-features/pull/2405
* Bump @mdn/browser-compat-data from 5.6.25 to 5.6.26 by @dependabot in https://github.com/web-platform-dx/web-features/pull/2479
* Add style attributes by @jamesnw in https://github.com/web-platform-dx/web-features/pull/2475


**Full Changelog**: https://github.com/web-platform-dx/web-features/compare/v2.14.0...v2.15.0

[ddbeck]

main

{
  "features": 977,
  "compatKeys": 12885,
  "compatKeysUnmapped": 2160,
  "compatCoverage": 0.8600320384461354,
  "compatKeysPerFeatureMean": 13.18833162743091,
  "compatKeysPerFeatureMedian": 4,
  "compatKeysPerFeatureMode": 1,
  "currentBurndownSize": 703
}

v2.14.0

{
  "features": 953,
  "compatKeys": 12580,
  "compatKeysUnmapped": 2457,
  "compatCoverage": 0.8400106837606838,
  "compatKeysPerFeatureMean": 13.200419727177335,
  "compatKeysPerFeatureMedian": 4,
  "compatKeysPerFeatureMode": 1,
  "currentBurndownSize": 1001
}

[toto-1001]

ありがとう

ではまた。