Golang osv scanner is outdated

[cmatsuoka]

Newer versions of the osv scanner are needed to handle the toolchain entry in go.mod.

[lengau]

Upstream request to release newer version as a snap: iosifache/osv-scanner-snap#2

[upils]

The osv-scanner snap is now fixed.

[lengau]

The updated version is currently only published to the edge channel, but we could use that for the nonce if we want