Improve ledger creation functions

[YoshihitoAso]

• close [FEATURE] Improvement of ledger creation function for tokens without PersonalInfo registration upon transfer #708

[github-actions]

Coverage Report •

File	Stmts	Miss	Cover	Missing
app/model/db
__init__.py	31	0	100%
ledger.py	65	0	100%
app/model/schema
ledger.py	102	0	100%
app/routers/issuer
ledger.py	282	3	98%	915–916, 957
app/utils
ledger_utils.py	128	1	99%	338
batch
processor_create_ledger.py	71	21	70%	81, 149, 151–152, 154, 156–163, 166–167, 169, 171, 175–178
processor_create_utxo.py	200	23	88%	79–80, 505–506, 508–518, 520–521, 523–524, 528–531
tests/app
test_ledger_CreateUpdateLedgerTemplate.py	190	0	100%
test_ledger_DeleteLedgerTemplate.py	98	0	100%
test_ledger_RetrieveLedgerHistory.py	501	0	100%
test_ledger_RetrieveLedgerTemplate.py	173	0	100%
test_ledger_UpdateLedgerDetailsData.py	146	0	100%
tests/app/utils
test_ledger_utils.py	710	0	100%
tests/batch
test_processor_create_ledger.py	137	0	100%
test_processor_create_utxo.py	833	0	100%
TOTAL	76562	1278	98%

Tests	Skipped	Failures	Errors	Time
1975	0 💤	0 ❌	0 🔥	24m 3s ⏱️