Add the missing status bar icon

[adamszewe]

Description

Solves: https://github.com/continuedev/continue/issues/2209

The getIcon method id AutocompleteSpinnerWidget references an image that does not exist in resources.

    override fun getIcon(): Icon = if (isLoading) animatedIcon else
        IconLoader.getIcon("/icons/continue.svg", javaClass)

This PR creates the missing directory icons under resources and adds a copy of the Continue logo there.

Checklist

• [x] The base branch of this PR is dev, rather than main
• [x] The relevant docs, if any, have been updated or created

Screenshots

| Before | After | | | |

Testing

The test has been executed manually. The icon is now visible in the status bar.