Add manaswinidas to UI owners list #5661

Job	Run time
mypy	38s
lint	24s
Check autogenerated code is in sync (3.12, 20)	42s
docs-build	46s
E2E Py 3.12 K8s v1.27.11 DB db	5m 24s
E2E Py 3.9 K8s v1.27.11 DB db	5m 40s
E2E Py 3.12 K8s v1.27.11 DB postgres	5m 34s
E2E Py 3.11 K8s v1.27.11 DB db	5m 35s
E2E Py 3.10 K8s v1.27.11 DB db	5m 18s
	30m 1s

Provide feedback