bump version 0.25.2 -> 0.26.0

Author: RCasatta

CHANGELOG.md

@@ -1,4 +1,12 @@
 
+# 0.26.0 - 2025-08-22
+
+* [https://github.com/ElementsProject/rust-elements/pull/243](pset: blind: return ephemeral private key)
+* [https://github.com/ElementsProject/rust-elements/pull/242](Edoc: fix CheckHrpstring::new reference)
+* [https://github.com/ElementsProject/rust-elements/pull/236](chore: fix some minor issues in comments )
+* [https://github.com/ElementsProject/rust-elements/pull/230](ci: add lockfile and use rust-bitcoin-maintainer-tools CI setup)
+* [https://github.com/ElementsProject/rust-elements/pull/228](Enable a ton of pedantic clippy lints)
+
 # 0.25.2 - 2025-04-18
 
 * [https://github.com/ElementsProject/rust-elements/pull/226](elip102: rename from elip101)