Changelog: Release libs 0.150.2

Author: tzemanovic

.changelog/unreleased/bug-fixes/4695-add-multisig-signature-custom-tx.md renamed to .changelog/libs-v0.150.2/bug-fixes/4695-add-multisig-signature-custom-tx.md

@@ -0,0 +1 @@
+Namada libs 0.150.2 release.

.changelog/libs-v0.150.2/summary.md

@@ -83,6 +83,15 @@ Namada v1.0.0 is the first stable release of the Namada apps.
 - updated namada libraries to libs-v0.46.1
   ([\#4123](https://github.com/anoma/namada/pull/4123))
 
+## libs-v0.150.2
+
+Namada libs 0.150.2 release.
+
+### BUG FIXES
+
+- Changed how multisig signatures are added to a tx
+  ([\#4695](https://github.com/anoma/namada/pull/4695))
+
 ## libs-v0.150.1
 
 Namada libs v0.150.1 release