[kotlin] update detekt to 1.8.0 (#803)
[kotlin] update detekt to 1.8.0 (#803)

Signed-off-by: Alan Chiu <367bd57b6183fe938da2a8d8d33045b2c3e81d37@lyft.com>
envoyproxy/envoy-mobile,envoyproxy/envoy-mobile,envoyproxy/envoy-mobile,envoyproxy/envoy-mobile,envoyproxy/envoy-mobile,envoyproxy/envoy-mobile,envoyproxy/envoy-mobile,envoyproxy/envoy-mobile,envoyproxy/envoy-mobile