Bump chart testing from 3.0.0 to 3.7.0 (#9000)

Author: qilong.qiu

images/test-runner/Makefile

@@ -46,7 +46,7 @@ build: ensure-buildx
 		--build-arg RESTY_CLI_SHA=e5f4f3128af49ba5c4d039d0554e5ae91bbe05866f60eccfa96d3653274bff90 \
 		--build-arg LUAROCKS_VERSION=3.8.0 \
 		--build-arg LUAROCKS_SHA=ab6612ca9ab87c6984871d2712d05525775e8b50172701a0a1cabddf76de2be7 \
-		--build-arg CHART_TESTING_VERSION=3.0.0 \
+		--build-arg CHART_TESTING_VERSION=3.7.0 \
 		--build-arg YAML_LINT_VERSION=1.27.1 \
 		--build-arg YAMALE_VERSION=4.0.4 \
 		--build-arg HELM_VERSION=v3.9.0 \