feat: rework ingestion log states

[mfiedorowicz]

⚠️ protobuf breaking changes ⚠️

• rework ingestion log states (leaving ingestion log metrics unchanged for time being)
• chore: replace remaining data type to object type (errors mainly)

[github-actions]

Go test coverage

STATUS	ELAPSED	PACKAGE	COVER	PASS	FAIL	SKIP
🟢 PASS	0.00s	github.com/netboxlabs/diode/diode-server/dbstore/postgres	0.0%	0	0	0
🟢 PASS	0.01s	github.com/netboxlabs/diode/diode-server/gen/dbstore/postgres	0.0%	0	0	0
🟢 PASS	1.21s	github.com/netboxlabs/diode/diode-server/ingester	71.2%	9	0	0
🟢 PASS	1.04s	github.com/netboxlabs/diode/diode-server/migrator	68.2%	4	0	0
🟢 PASS	0.01s	github.com/netboxlabs/diode/diode-server/netbox	0.0%	0	0	0
🟢 PASS	1.59s	github.com/netboxlabs/diode/diode-server/netboxdiodeplugin	78.9%	42	0	0
🟢 PASS	1.46s	github.com/netboxlabs/diode/diode-server/reconciler	83.0%	49	0	0
🟢 PASS	1.09s	github.com/netboxlabs/diode/diode-server/reconciler/applier	81.8%	1	0	0
🟢 PASS	0.01s	github.com/netboxlabs/diode/diode-server/reconciler/changeset	0.0%	0	0	0
🟢 PASS	1.32s	github.com/netboxlabs/diode/diode-server/reconciler/differ	82.5%	86	0	0
🟢 PASS	1.02s	github.com/netboxlabs/diode/diode-server/server	85.7%	14	0	0
🟢 PASS	1.01s	github.com/netboxlabs/diode/diode-server/version	100.0%	1	0	0

Total coverage: 74.9%