Amendments to the WebView CG charter

[rayankans]

As agreed during TPAC 2022, this is a vote on whether to adopt an amended charter for the WebView CG, with a focus on entering the solution space.

• Current charter: https://github.com/WebView-CG/charter/blob/main/charter.md
• New Charter: https://github.com/WebView-CG/charter/blob/9d95de096ce5aecded0d1a9496fef8bba662485e/charter.md
• PR: Update the charter to include solution exploration #10

Please indicate your position on adopting the new charter via the 👍 (support) or 👎 (objection) reaction buttons of this issue. This issue will be open until Nov 10th.

[rayankans]

Thanks to everyone who voted. Looks like there are no objections here, so I'm going to close this issue and merge the PR.