Update setup.py and CHANGELOG.md for 0.3.34 release

Author: davidplowman

CHANGELOG.md

@@ -6,6 +6,21 @@
 
 ### Changed
 
+## 0.3.34 Beta Release 33
+
+### Added
+
+### Changed
+
+* Performance improvements when writing DNG files.
+* Fix IMX500 examples for numpy 2.4.1.
+* Remove some unnecessary IMX500 related warnings.
+* PyavOutput won't output frames until it's seen a keyframe.
+* PyavOutput objects can be attached to an encoder after it's been started.
+* Hailo device architecture can be tested easily at runtime.
+* av module (PyAV) is only imported when necessary.
+* Some general improvements to many of the examples.
+
 ## 0.3.33 Beta Release 32
 
 ### Added

setup.py

@@ -11,7 +11,7 @@
 
 setup(
     name='picamera2',
-    version='0.3.33',
+    version='0.3.34',
     description='The libcamera-based Python interface to Raspberry Pi cameras, based on the original Picamera library',
     long_description=long_description,
     long_description_content_type='text/markdown',