all: release v0.34.0

Change-Id: I8b1ff536f11a16424b26bbf116ce3de862af204e
Reviewed-on: https://code-review.googlesource.com/c/36091
Reviewed-by: Tyler Bui-Palsulich <tbp@google.com>
Reviewed-by: Michael Darakananda <pongad@google.com>
diff --git a/CHANGES.md b/CHANGES.md
index 2ca7943..bec57e0 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,8 +1,14 @@
 # Changes
 
-## v0.33.1
+## v0.34.0
 
-all: release v0.33.1
+- functions/metadata:
+  - Switch to using JSON in context.
+  - Make Resource a value.
+- vision: Fix ProductSearch return type.
+- datastore: Add an example for how to handle MultiError.
+
+## v0.33.1
 
 - compute: Removes an erroneously added go.mod.
 - logging: Populate source location in fromLogEntry.