Update CHANGELOG and bump version to 5.9.0

Author: basepi

CHANGELOG.asciidoc

@@ -37,18 +37,28 @@ endif::[]
 [float]
 ===== Features
 
- * Add instrumentation support for https://github.com/encode/httpx[`httpx`] and https://github.com/encode/httpcore[`httpcore`] {pull}898[#898]
- * Implement "outcome" property for transactions and spans {pull}899[#899]
 
 [float]
 ===== Bug fixes
 
-* Fix validation of config to properly require `required` config items. {pull}927[#927]
-
 
 [[release-notes-5.x]]
 === Python Agent version 5.x
 
+[[release-notes-5.9.0]]
+==== v5.9.0
+
+[float]
+===== Features
+
+ * Add instrumentation support for https://github.com/encode/httpx[`httpx`] and https://github.com/encode/httpcore[`httpcore`] {pull}898[#898]
+ * Implement "outcome" property for transactions and spans {pull}899[#899]
+
+[float]
+===== Bug fixes
+
+* Fix validation of config to properly require `required` config items. {pull}927[#927]
+
 [[release-notes-5.8.1]]
 ==== v5.8.1
 

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__ = (5, 8, 1)
+__version__ = (5, 9, 0)
 VERSION = ".".join(map(str, __version__))