fix: DH-20036: Skip totalsConfig updates during model transitions to prevent stale column errors#2645

gzh2003 merged 2 commits intodeephaven:maindeephaven/web-client-ui:mainfrom

gzh2003:DH-20036-completely-removing-a-rollup-that-had-an-aggregation-applied-throws-an-internal-error-in-the-cs-consolegzh2003/web-client-ui:DH-20036-completely-removing-a-rollup-that-had-an-aggregation-applied-throws-an-internal-error-in-the-cs-consoleCopy head branch name to clipboard