BIP-375: add changelog section

Add Changelog section
Begin with version 0.1.0 as this BIP is Draft phase

bip-0375.mediawiki

@@ -10,6 +10,7 @@
   Assigned: 2025-01-08
   License: BSD-2-Clause
   Discussion: https://groups.google.com/g/bitcoindev/c/5G5wzqUXyk4
+  Version: 0.1.1
   Requires: 352, 370, 374
 </pre>
 
@@ -400,6 +401,13 @@ Use the provided [[bip-0375/test_runner.py|test runner]] to validate each test v
 | large PSBT with nine mixed inputs / six outputs - some inputs signed
 |}
 
+== Changelog ==
+
+* '''0.1.1''' (2026-04-16):
+** Add test vectors and reference for validating Sending Silent Payments with PSBTs.
+* '''0.1.0''' (2025-01-13):
+** Initial version, merged as BIP-375.
+
 ==Rationale==
 
 <references/>