change stopsignal.

.m1k1o/ungoogled-chromium/supervisord.conf

@@ -1,6 +1,7 @@
 [program:ungoogled-chromium]
 environment=HOME="/home/%(ENV_USER)s",USER="%(ENV_USER)s",DISPLAY="%(ENV_DISPLAY)s"
 command=/usr/lib/chromium/chrome-wrapper --window-position=0,0 --display=%(ENV_DISPLAY)s --start-maximized --bwsi --test-type --force-dark-mode --disable-file-system --disable-gpu --disable-software-rasterizer --disable-dev-shm-usage
+stopsignal=INT
 autorestart=true
 priority=800
 user=%(ENV_USER)s