BIP352: add changelog for 1.1.2

Add key-spend with annex test vector log

bip-0352.mediawiki

@@ -13,7 +13,7 @@
               2022-03-28: https://gnusha.org/pi/bitcoindev/CAPv7TjbXm953U2h+-12MfJ24YqOM5Kcq77_xFTjVK+R2nf-nYg@mail.gmail.com/ [bitcoin-dev] Silent Payments – Non-interactive private payments with no on-chain overhead
               2022-10-11: https://gnusha.org/pi/bitcoindev/P_21MLHGJicZ-hkbC4DGu86c5BtNKiH8spY4TOw5FJsfimdi_6VyHzU_y-s1mZsOcC2FA3EW_6w6W5qfV9dRK_7AvTAxDlwVfU-yhWZPEuo=@protonmail.com/ [bitcoin-dev] Silent Payment v4 (coinjoin support added)
               2023-08-04: https://gnusha.org/pi/bitcoindev/ZM03twumu88V2NFH@petertodd.org/ [bitcoin-dev] BIP-352 Silent Payments addresses should have an expiration time
-  Version: 1.1.1
+  Version: 1.1.2
   Requires: 340, 341, 350
 </pre>
 
@@ -505,6 +505,8 @@ The <code>MAJOR</code> version is incremented if changes to the BIP are introduc
 The <code>MINOR</code> version is incremented whenever the inputs or the output of an algorithm changes in a backward-compatible way or new backward-compatible functionality is added.
 The <code>PATCH</code> version is incremented for other changes that are noteworthy (bug fixes, test vectors, important clarifications, etc.).
 
+* '''1.1.2''' (2026-10-25):
+** Add test vector "Single recipient: taproot key-path spend with annex"
 * '''1.1.1''' (2026-04-16):
 ** Add test vector "Input keys intermediate sum is zero but final sum is non-zero"
 * '''1.1.0''' (2026-03-02):