Assets for version-16

What's Changed

• fix: skip loan security pledge/unpledge rename if already done (backport #1475) by @mergify[bot] in #1476
• fix: add EMI rounding method setting on Loan Product (backport #1461) by @Nihantra-Patel in #1477
• fix: restructure now keeps new tenure and EMI never rounds to zero (backport #1478) by @mergify[bot] in #1479
• fix: Quarterly repayment interest used wrong number of days (backport #1483) by @mergify[bot] in #1484
• fix: clear loan closure_date when a closing repayment is cancelled (backport #1490) by @mergify[bot] in #1492

Full Changelog: v16.6.0...assets-version-16