Update dependency magnum-cluster-api to v0.29.2 (stable/2024.2)

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Renovate-Branch: renovate/stable/2024.2-magnum-cluster-api-0.x
Change-Id: I959566b3d2d2bdfb36350e6f207b85caf81901d8
diff --git a/images/magnum/Dockerfile b/images/magnum/Dockerfile
index d81cf5e..0f3e68c 100644
--- a/images/magnum/Dockerfile
+++ b/images/magnum/Dockerfile
@@ -19,7 +19,7 @@
 uv pip install \
     --constraint /upper-constraints.txt \
         /src/magnum \
-        magnum-cluster-api==0.29.0
+        magnum-cluster-api==0.29.2
 EOF
 
 FROM openstack-python-runtime