Tag 1.6.2 release.

Bart Smykla (1):
chore: upgrade helm to 1.6.1 (#4459)

Mike Beaumont (1):
fix(core): validate both old and new objects on Update (backport #4589) (#4593)

mergify[bot] (3):
fix(*): release should download arch specific envoy binary (backport #4319) (#4462)
fix(kuma-cp): deep copy tags when gen. outbounds (backport #5070) (#5090)
fix(kuma-cp): remove Dataplane for Pod without IP (backport #4964) (#5097)