Small update to support YT changes

Just a fix for the extension completely breaking due to a YT change. The download should continue to work if YT decides to change the same thing again.

From the previous release

To download icons, click on the corresponding button that's inserted into the page. You can either click on the Join button on the channel of choice, or if you're a member, you can visit https://www.youtube.com/<channel>/membership

See the following for where the button will appear (If it doesn't appear at first, you may have to refresh the page):

Non-members:

Members:

In the future, these buttons can be disabled (since they clutter up the screen, and the way they insert themselves is a bit messy), and you instead can just click the extension's button (which is added already anyways)

Initial Release

To download icons, click on the corresponding button that's inserted into the page. You can either click on the Join button on the channel of choice, or if you're a member, you can visit https://www.youtube.com/<channel>/membership

See the following for where the button will appear (If it doesn't appear at first, you may have to refresh the page):

Non-members:

Members:

In the future, these buttons can be disabled (since they clutter up the screen, and the way they insert themselves is a bit messy), and you instead can just click the extension's button (which is added already anyways)