Bump github.com/gorilla/websocket from 1.5.0 to 1.5.3 #55

Job	Run time
WASM build test	0s
Build for Linux (linux, amd64)	1m 34s
Build for Windows (windows, amd64)	3m 22s
Build for Linux (linux, 386)	3m 57s
Linting	2m 17s
Unit tests	3m 20s
Initial tests passed	3s
Integration tests	4m 54s
Upgrade tests from HEAD-2	7m 50s
Sytest (SQLite native)	4m 39s
Upgrade tests	7m 42s
Sytest (SQLite Cgo)	4m 38s
Sytest (PostgreSQL)	7m 24s
Complement (SQLite native)	4m 1s
Complement (SQLite Cgo)	4m 35s
Complement (PostgreSQL)	8m 48s
Integration tests passed	3s
Update Docker images	0s
	1h 9m 7s

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