Bump helm/chart-testing-action from 2.6.1 to 2.7.0 (#3509) #228

Job	Run time
Build for Linux (linux, amd64)	53s
Unit tests	1m 58s
Linting	1m 44s
Build for Linux (linux, 386)	50s
Build for Windows (windows, amd64)	58s
WASM build test	0s
Initial tests passed	1s
Integration tests	4m 32s
Upgrade tests	7m 12s
Complement (SQLite native)	4m 38s
Sytest (SQLite native)	4m 22s
Complement (SQLite Cgo)	4m 41s
Upgrade tests from HEAD-2	7m 21s
Sytest (SQLite Cgo)	4m 41s
Complement (PostgreSQL)	9m 2s
Sytest (PostgreSQL)	5m 57s
Integration tests passed	4s
Update Docker images	0s
	58m 54s

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