chore(release): Bumped to Version 13.51.6

## [13.51.6](https://github.com/frappe/erpnext/compare/v13.51.5...v13.51.6) (2023-06-21)

### Bug Fixes

* account group totals calculation to consider include_in_gross ([f22969d](f22969d266))
* add total col for gross and net profit ([e899c30](e899c30428))
* add validation for QI in PR (backport [#35677](https://github.com/frappe/erpnext/issues/35677)) ([#35758](https://github.com/frappe/erpnext/issues/35758)) ([0a8b714](0a8b7148a5))
* Allocated amount validation for other party types ([#35741](https://github.com/frappe/erpnext/issues/35741)) ([3d0add8](3d0add81fa))
* date and finance book fixes in fixed asset register (backport [#35751](https://github.com/frappe/erpnext/issues/35751)) ([#35800](https://github.com/frappe/erpnext/issues/35800)) ([aa8446d](aa8446d794))
* don't add GL Entry for Acc. Depr. while scrapping non-depreciable assets (backport [#35714](https://github.com/frappe/erpnext/issues/35714)) ([#35716](https://github.com/frappe/erpnext/issues/35716)) ([0e11317](0e11317303))
* fix get outstanding invoices btn and add get outstanding orders btn (backport [#35776](https://github.com/frappe/erpnext/issues/35776)) ([#35788](https://github.com/frappe/erpnext/issues/35788)) ([04990d5](04990d51db))
* Incorrect field while calculating Tax withholding net total ([571c977](571c977e8e))
* Incorrect field while calculating Tax withholding net total ([b95d459](b95d459812))
* loan interest accrual date ([#35695](https://github.com/frappe/erpnext/issues/35695)) ([46d0b7d](46d0b7d317))

### Performance Improvements

* index `purpose` in `Stock Entry` (backport [#35782](https://github.com/frappe/erpnext/issues/35782)) ([#35784](https://github.com/frappe/erpnext/issues/35784)) ([7239e83](7239e839a0))

erpnext/__init__.py

@@ -4,7 +4,7 @@ import frappe
 
 from erpnext.hooks import regional_overrides
 
-__version__ = "13.51.5"
+__version__ = "13.51.6"
 
 
 def get_default_company(user=None):