Bump NuGetKeyVaultSignTool.Core from 2.0.6 to 2.0.8
Bump NuGetKeyVaultSignTool.Core from 2.0.6 to 2.0.8

Bumps NuGetKeyVaultSignTool.Core from 2.0.6 to 2.0.8.

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
onovotny/SignService,onovotny/SignService,onovotny/SignService