Update: MetaMask sdk version bump, docs enhancement

[Adamj1232]

Description

This PR bumps the MetaMask SDK version and adds a gif of the SDK connect flow to the docs/README

Checklist

• Increment the version field in package.json of the package you have made changes in following semantic versioning and using alpha release tagging
• Check the box that allows repo maintainers to update this PR
• Test locally to make sure this feature/fix works
• Run yarn check-all to confirm there are not any associated errors
• Confirm this PR passes Circle CI checks
• Add or update relevant information in the documentation

[socket-security]

New, updated, and removed dependencies detected. Learn more about Socket for GitHub ↗︎

Packages	Version	New capabilities	Transitives	Size	Publisher
@metamask/sdk	0.11.1	network, filesystem, shell, environment	+8	64.6 MB	metamaskbot
clsx	2.0.0	None	+0	6.79 kB	lukeed
@sveltejs/kit	1.16.3...1.27.2	None	+4/-27	5.26 MB	svelte-admin
@svelteness/kit-docs	1.1.3...1.1.5	None	+4/-4	17 MB	mihar-22
vite	4.3.9...4.5.0	environment	+0/-24	3.34 MB	vitebot

🚮 Removed packages: @web3-onboard/metamask@2.0.1-alpha.2