chore(release): Bumped to Version 15.9.0

# [15.9.0](https://github.com/frappe/erpnext/compare/v15.8.3...v15.9.0) (2024-01-03)

### Bug Fixes

* auto fetch not working if bundle exists (backport [#39002](https://github.com/frappe/erpnext/issues/39002)) ([#39004](https://github.com/frappe/erpnext/issues/39004)) ([2e91934](2e919344df))
* **DX:** capture tracebacks with context (backport [#39060](https://github.com/frappe/erpnext/issues/39060)) ([#39063](https://github.com/frappe/erpnext/issues/39063)) ([8ad7faf](8ad7fafe2a))
* enqueue demo data setup on setup complete (backport [#39043](https://github.com/frappe/erpnext/issues/39043)) ([#39044](https://github.com/frappe/erpnext/issues/39044)) ([d8cf994](d8cf994e94))
* incorrect total when Accumulating values ([7c7c3c9](7c7c3c932f))
* Multiple subscription fixes ([#39005](https://github.com/frappe/erpnext/issues/39005)) ([5158884](5158884dc9))
* non stock uom validation for serial and batch (backport [#39018](https://github.com/frappe/erpnext/issues/39018)) ([#39026](https://github.com/frappe/erpnext/issues/39026)) ([89d1069](89d1069472))
* not able to cancel sales invoice (backport [#38979](https://github.com/frappe/erpnext/issues/38979)) ([#38980](https://github.com/frappe/erpnext/issues/38980)) ([f8625f3](f8625f3eb7))
* on cancellation of document cancel the serial and batch bundle (backport [#39076](https://github.com/frappe/erpnext/issues/39076)) ([#39082](https://github.com/frappe/erpnext/issues/39082)) ([2e0abbd](2e0abbd274))
* Opening balance in bank reconciliation tool ([#38977](https://github.com/frappe/erpnext/issues/38977)) ([e0755f9](e0755f9a9a))
* purchase return without item code not working (backport [#39014](https://github.com/frappe/erpnext/issues/39014)) ([#39015](https://github.com/frappe/erpnext/issues/39015)) ([2a390ac](2a390ac2de))
* remove bad defaults (backport [#38986](https://github.com/frappe/erpnext/issues/38986)) ([#38988](https://github.com/frappe/erpnext/issues/38988)) ([46035ed](46035ed9ca))
* select options should dynamically load dimensions ([21f9001](21f90011bc))
* serial and batch bundle company mandatory error (backport [#38994](https://github.com/frappe/erpnext/issues/38994)) ([#38999](https://github.com/frappe/erpnext/issues/38999)) ([d2580be](d2580be4fd))
* take quantity into account when setting asset's gross purchase amt (backport [#39056](https://github.com/frappe/erpnext/issues/39056)) ([#39058](https://github.com/frappe/erpnext/issues/39058)) ([2e93275](2e932754e0))
* Unable to save Sales Invoice ([#39059](https://github.com/frappe/erpnext/issues/39059)) ([73c0f37](73c0f3703c))
* undefined error in Budget Variance and Profitability report ([9fdf5c8](9fdf5c8091))
* undefined error in consolidated financial report ([49f93f9](49f93f9fa1))
* use `Stock Qty` while getting `POS Reserved Qty` (backport [#38962](https://github.com/frappe/erpnext/issues/38962)) ([#38965](https://github.com/frappe/erpnext/issues/38965)) ([76c6b50](76c6b501f9))
* Validate account in Sales/Purchase Taxes and Charges Template ([#39013](https://github.com/frappe/erpnext/issues/39013)) ([f3254c2](f3254c2010))
* work order with multi level, fetch operting cost from sub-assembly (backport [#38992](https://github.com/frappe/erpnext/issues/38992)) ([#39028](https://github.com/frappe/erpnext/issues/39028)) ([3a7506e](3a7506ecbc))

### Features

* Against voucher filter in General Ledger ([#39102](https://github.com/frappe/erpnext/issues/39102)) ([458064f](458064f8a1))
* group by Asset in Asset Depreciations and Balances report (backport [#38923](https://github.com/frappe/erpnext/issues/38923)) ([#39066](https://github.com/frappe/erpnext/issues/39066)) ([d85dad7](d85dad7198))
* Merge taxes from mapped docs ([#38346](https://github.com/frappe/erpnext/issues/38346)) ([4e23048](4e2304818b))
* voucher subtype for general ledger ([#38822](https://github.com/frappe/erpnext/issues/38822)) ([e5d73c7](e5d73c780b))

### Performance Improvements

* index item_code in bom explosion item (backport [#39085](https://github.com/frappe/erpnext/issues/39085)) ([#39088](https://github.com/frappe/erpnext/issues/39088)) ([57bcf9f](57bcf9f568))

erpnext/__init__.py

@@ -3,7 +3,7 @@ import inspect
 
 import frappe
 
-__version__ = "15.8.3"
+__version__ = "15.9.0"
 
 
 def get_default_company(user=None):