Tune shutdown grace period of pagecloud deployemnt

some pods have been in terminating state for a long time

➜  ~ k get pods -n packagecloud

packagecloud-web-5c4fd56b85-4d9bx             2/3     Terminating   1 (22m ago)   44m
packagecloud-web-5c4fd56b85-8g2mg             2/3     Terminating   0             45m
packagecloud-web-5c4fd56b85-9jc58             2/3     Terminating   0             47m
packagecloud-web-5c4fd56b85-gqjg2             2/3     Terminating   0             45m
packagecloud-web-5c4fd56b85-hf9l2             2/3     Running       0             44m
packagecloud-web-5c4fd56b85-l45bq             2/3     Terminating   0             43m
packagecloud-web-5c4fd56b85-ln22x             2/3     Terminating   0             43m
packagecloud-web-5c4fd56b85-m9pck             2/3     Terminating   0             47m
packagecloud-web-5c4fd56b85-rt8fg             2/3     Terminating   0             47m
packagecloud-web-5c4fd56b85-sdz8x             2/3     Terminating   0             47m
packagecloud-web-5c4fd56b85-shgxt             2/3     Terminating   0             44m
packagecloud-web-5c4fd56b85-ssf5p             2/3     Terminating   0             45m
packagecloud-web-5c4fd56b85-vnjh7             2/3     Running       0             47m
packagecloud-web-5c4fd56b85-zf2qs             2/3     Terminating   1 (6s ago)    43m
packagecloud-web-6dcdb95769-2bwnl             3/3     Running       0             18m
packagecloud-web-6dcdb95769-665cv             2/3     Running       0             16m
packagecloud-web-6dcdb95769-68g22             2/3     Terminating   0             15m
packagecloud-web-6dcdb95769-6f6lq             3/3     Running       0             14m
packagecloud-web-6dcdb95769-79lvn             3/3     Running       0             16m
packagecloud-web-6dcdb95769-7gft4             3/3     Running       0             18m
packagecloud-web-6dcdb95769-7qlrs             2/3     Running       0             14m
packagecloud-web-6dcdb95769-8tlts             3/3     Running       0             10m
packagecloud-web-6dcdb95769-9qg2d             3/3     Running       0             10m
packagecloud-web-6dcdb95769-9rtr9             3/3     Running       0             15m
packagecloud-web-6dcdb95769-bwdt9             3/3     Running       0             18m
packagecloud-web-6dcdb95769-d6kfw             3/3     Running       0             16m
packagecloud-web-6dcdb95769-f7xvx             2/3     Running       0             15m
packagecloud-web-6dcdb95769-fgkj5             3/3     Running       0             16m
packagecloud-web-6dcdb95769-g9lw8             3/3     Running       0             18m
packagecloud-web-6dcdb95769-gnqf9             3/3     Running       0             16m
packagecloud-web-6dcdb95769-hxxgf             3/3     Running       0             10m
packagecloud-web-6dcdb95769-ks8b8             2/3     Running       0             15m
packagecloud-web-6dcdb95769-lqnt8             2/3     Terminating   0             10m
packagecloud-web-6dcdb95769-ltvtq             3/3     Running       0             18m
packagecloud-web-6dcdb95769-m4b72             3/3     Running       0    ...

_This ticket was created from_ [_INC-2528_](https://app.incident.io/gitlab/incidents/2528) _and was automatically exported by_ [_incident.io_](https://app.incident.io) 🔥