update CHANGELOG and bump version to 6.9.0

Author: basepi

CHANGELOG.asciidoc

@@ -29,10 +29,12 @@ endif::[]
 //===== Bug fixes
 //
 
-=== Unreleased
+[[release-notes-6.x]]
+=== Python Agent version 6.x
+
+[[release-notes-6.9.0]]
+==== 6.9.0 - 2022-03-29
 
-// Unreleased changes go here
-// When the next release happens, nest these changes under the "Python Agent version 6.x" heading
 [float]
 ===== Features
 
@@ -51,10 +53,6 @@ endif::[]
 * Change default for `stack_trace_limit` from 500 to 50 {pull}1492[#1492]
 * Switch all duration handling to use `datetime.timedelta` objects {pull}1488[#1488]
 
-
-[[release-notes-6.x]]
-=== Python Agent version 6.x
-
 [[release-notes-6.8.1]]
 ==== 6.8.1 - 2022-03-09
 

elasticapm/version.py

@@ -28,5 +28,5 @@
 #  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 #  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-__version__ = (6, 8, 1)
+__version__ = (6, 9, 0)
 VERSION = ".".join(map(str, __version__))