refactor(repo-updater): migrate Syncer to use lib/log
Created by: burmudar
- removed usage of module log15
- removed log() and discardLogger which was used when the logger was nil. Logger is only nil when Syncer is created in tests as per this search
Part of #34607 (closed)
Test plan
Unit Tests
$ go run ./cmd/repo-updater/...
? github.com/sourcegraph/sourcegraph/cmd/repo-updater [no test files]
ok github.com/sourcegraph/sourcegraph/cmd/repo-updater/repoupdater (cached)
ok github.com/sourcegraph/sourcegraph/cmd/repo-updater/shared (cached)
$ go run ./internal/repoupdater/...
ok github.com/sourcegraph/sourcegraph/internal/repoupdater (cached)
? github.com/sourcegraph/sourcegraph/internal/repoupdater/protocol [no test files]