build(deps): bump url from 2.2.0 to 2.2.1

Bumps [url](https://github.com/servo/rust-url) from 2.2.0 to 2.2.1.
- [Release notes](https://github.com/servo/rust-url/releases)
- [Commits](servo/rust-url@v2.2.0...v2.2.1)

Signed-off-by: dependabot-preview[bot] <[email protected]>

build(deps-dev): bump chromedriver from 87.0.7 to 88.0.0 in /web

Bumps [chromedriver](https://github.com/giggio/node-chromedriver) from 87.0.7 to 88.0.0.
- [Release notes](https://github.com/giggio/node-chromedriver/releases)
- [Commits](giggio/node-chromedriver@87.0.7...88.0.0)

Signed-off-by: dependabot-preview[bot] <[email protected]>

build(deps): bump embed-resource from 1.5.1 to 1.6.0

Bumps [embed-resource](https://github.com/nabijaczleweli/rust-embed-resource) from 1.5.1 to 1.6.0.
- [Release notes](https://github.com/nabijaczleweli/rust-embed-resource/releases)
- [Commits](nabijaczleweli/rust-embed-resource@v1.5.1...v1.6.0)

Signed-off-by: dependabot-preview[bot] <[email protected]>

tests: Add test for TextField.autoSize/background

chore: Avoid deprecated constants

The Rust documentation considers numeric constants prefixed with std::
as deprecated.
For example: https://doc.rust-lang.org/std/u16/constant.MAX.html.

avm1: Don't mutably borrow display_properties for reading

Fixes ruffle-rs#3199.

docs: Clarify license

web: Use case-insensitive check for detecting javascript scheme

core: Fix stroke artifacts when using drawing API

Some recent changes with lyon's API could cause Ruffle to draw extra
strokes when it sees two Move commands in a row -- an extra zero-length
stroke would appear. Let's merge adjacent Move commands in the
tessellator to avoid this issue.

(TODO: Add an example to visual_tests).

web: Fix some context menu and warning message issues