Update 2 icons

[brandonhaslegs]

Update wave icon and add issue icon

Here's the new wave icon

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</svg>

And here's the issue icon

<path fill-rule="evenodd" clip-rule="evenodd" d="M12 2.5C6.75329 2.5 2.5 6.75329 2.5 12C2.5 17.2467 6.75329 21.5 12 21.5C17.2467 21.5 21.5 17.2467 21.5 12C21.5 6.75329 17.2467 2.5 12 2.5ZM3.5 12C3.5 7.30558 7.30558 3.5 12 3.5C16.6944 3.5 20.5 7.30558 20.5 12C20.5 16.6944 16.6944 20.5 12 20.5C7.30558 20.5 3.5 16.6944 3.5 12Z" fill="#28333D"/>
<path d="M12 13.5C12.8284 13.5 13.5 12.8284 13.5 12C13.5 11.1716 12.8284 10.5 12 10.5C11.1716 10.5 10.5 11.1716 10.5 12C10.5 12.8284 11.1716 13.5 12 13.5Z" fill="#28333D"/>
</svg>

BTW this shouldn't replace the "exclamation circle" icon obviously, since we use that as a warning icon. This is a new "issue" icon.