chore(release): Bumped to Version 15.4.0

# [15.4.0](v15.3.0...v15.4.0) (2023-11-28)

### Bug Fixes

* allow on submit for child table fields ([ac7615a](ac7615a))
* annual income and expenses in digest ([ca2ad17](ca2ad17))
* check reposting settings before allowing editable si ([25bf475](25bf475))
* condition in other bundle utils ([e4d9ef1](e4d9ef1))
* create contact if existing customer doesn't have contact ([b1b065d](b1b065d))
* display all item rate stop messages (backport [#38289](#38289)) ([#38307](#38307)) ([99c1fbf](99c1fbf))
* do not set repost flag without validating voucher ([6a3c3b4](6a3c3b4))
* don't depreciate assets with no schedule on scrapping (backport [#38276](#38276)) ([#38293](#38293)) ([18613c5](18613c5))
* filter bundle items based on disabled check ([fb517e8](fb517e8))
* fiscal year using future date ([b9a1fac](b9a1fac))
* has_product_bundle util to only check for enabled bundles ([5c12872](5c12872))
* job card overlap validation (backport [#38345](#38345)) ([#38348](#38348)) ([d6fe7eb](d6fe7eb))
* make parameters of `create_subscription_process` optional (and other minor fixes) ([#38360](#38360)) ([721b429](721b429))
* Negative Qty and Rates in SO/PO (backport [#38252](#38252)) ([#38357](#38357)) ([14174df](14174df))
* no fstring in translation (backport [#38381](#38381)) ([#38387](#38387)) ([c101855](c101855))
* patch - Duplicate entry quality inspection parameter (backport [#38262](#38262)) ([#38264](#38264)) ([4c9890a](4c9890a))
* Payment Reco Issue and chart of account importer ([4699887](4699887))
* serial no status (backport [#38391](#38391)) ([#38397](#38397)) ([b65c225](b65c225))
* Server Error while creating Product Bundle (backport [#38377](#38377)) ([#38380](#38380)) ([922aef6](922aef6))
* skip disabled bundles for non-report utils ([3d46b32](3d46b32))
* skip fixed assets in parent ([314a91a](314a91a))
* Supplier `Primary Contact` (backport [#38268](#38268)) ([#38286](#38286)) ([37d1f1a](37d1f1a))
* **ux:** Sales Order Stock Reservation Dialog (backport [#38261](#38261)) ([#38344](#38344)) ([3cbe599](3cbe599))
* validation for existing bundles ([c0de9c0](c0de9c0))

### Features

* add Bank Transaction to connections in Journal and Payment Entry (backport [#38297](#38297)) ([#38301](#38301)) ([72647b8](72647b8))
* add disabled field in product bundle ([fcd53be](fcd53be))
* new Report "Lost Quotations" ([#38309](#38309)) ([ea2c348](ea2c348))

### Performance Improvements

* optimize total_purchase_cost update ([deed9f5](deed9f5))

erpnext/__init__.py

@@ -3,7 +3,7 @@
 
 import frappe
 
-__version__ = "15.3.0"
+__version__ = "15.4.0"
 
 
 def get_default_company(user=None):