Set ROS 2 distro to Jazzy by default (#6)

* Bump jazzy

* Fix lttngpy

build_micro_ros_library.sh

@@ -92,7 +92,7 @@ then
 fi
 
 # Define micro-ROS environment variables
-export MICRO_ROS_DISTRO=iron
+export MICRO_ROS_DISTRO=jazzy
 
 # Set toolchain prefixes
 if [ "${MICROROS_TARGET}" = "VITIS_MICROBLAZE" ]; then
@@ -180,6 +180,7 @@ if [ ! -d "$MICRO_ROS_BUILD_DIR/microros/src" ]; then
         touch src/rclc/rclc_examples/COLCON_IGNORE;
         touch src/rcl/rcl_yaml_param_parser/COLCON_IGNORE;
         touch src/ros2_tracing/test_tracetools/COLCON_IGNORE;
+        touch src/ros2_tracing/lttngpy/COLCON_IGNORE;
 
         # Add extra packages
         cp -rf $MICROROS_EXTRA_PACKAGES src/extra_packages || :;