Update releveant JSON files to reflect Fluentd is maintained by Observability

https://repo1.dso.mil/big-bang/team/team-charter/-/blob/main/data/mission_team_charter.json?ref_type=heads

https://repo1.dso.mil/big-bang/team/tools/bigbang-bot/-/blob/main/src/whitelist/projects.json?ref_type=heads

need to check in with tools team for more