chore: configure Release-Please to aggregate all changes since last v4 release

Using last-release-sha to tell Release-Please to look at commits starting
from 60d176d (the commit before v5 alpha work began). This will ensure
the v5.0.0 release includes all changes from the alpha period.

Author: d3xter666

release-please-config.json

@@ -4,6 +4,7 @@
 	"release-type": "node",
 	"always-update": true,
 	"pull-request-header": ":tractor: New release prepared",
+	"last-release-sha": "60d176d795",
 	"packages": {
 		"packages/logger": {
 			"component": "logger"