chore: Bump project version to 0.26.13 and update C2PA version

Author: tmathern

CMakeLists.txt

@@ -14,10 +14,10 @@
 cmake_minimum_required(VERSION 3.27)
 
 # This is the current version of this C++ project
-project(c2pa-c VERSION 0.26.12)
+project(c2pa-c VERSION 0.26.13)
 
 # Set the version of the c2pa_rs library used
-set(C2PA_VERSION "0.90.22")
+set(C2PA_VERSION "0.91.0")
 
 set(CMAKE_POLICY_DEFAULT_CMP0135 NEW)
 set(CMAKE_C_STANDARD 17)