channels: wikibugs notifications in `#wikimedia-commons-sd`
channels: wikibugs notifications in `#wikimedia-commons-sd`

Add wikibugs notifications on the IRC channel `#wikimedia-commons-sd`
for tasks tagged with `#Structured-Data-Commons`.

Bug: T178410
Change-Id: I985b5570d4f05189e623082377e7a88ad06b8738

wikimedia/labs-tools-wikibugs2,wikimedia/labs-tools-wikibugs2