configure/Changelog: bump to release version

Signed-off-by: Nico Sonack <nsonack@herrhotzenplotz.de>

Author: herrhotzenplotz

Changelog.md

@@ -2,7 +2,7 @@
 
 This changelog does not follow semantic versioning.
 
-## UNRELEASED
+## 2.9.0 (26-Aug-2025)
 
 ### Added
 
@@ -68,8 +68,6 @@ This changelog does not follow semantic versioning.
 - The pdjson dependency is now unbundled by default. In case it
   is not found via pkg-config the vendored copy is used instead.
 
-### Removed
-
 ## 2.8.0 (25-May-2025)
 
 ### Added

configure

@@ -4,8 +4,8 @@
 
 CONFIGURE_CMD_ARGS="${*}"
 
-PACKAGE_VERSION="2.9.0-devel"
-PACKAGE_DATE="UNRELEASED"
+PACKAGE_VERSION="2.9.0"
+PACKAGE_DATE="26-Aug-2025"
 PACKAGE_STRING="gcli $PACKAGE_VERSION"
 PACKAGE_BUGREPORT="https://lists.sr.ht/~herrhotzenplotz/gcli-discuss"
 PACKAGE_URL="https://sr.ht/~herrhotzenplotz/gcli"