Guard against using invalid sort keys

frontend/src/Settings/ImportLists/ImportListExclusions/ImportListExclusions.tsx

@@ -48,7 +48,7 @@ const COLUMNS: Column[] = [
     isSortable: true,
   },
   {
-    name: 'tvdbid',
+    name: 'tvdbId',
     label: () => translate('TvdbId'),
     isVisible: true,
     isSortable: true,

frontend/src/Store/Actions/systemActions.js

@@ -110,7 +110,6 @@ export const defaultState = {
       {
         name: 'actions',
         columnLabel: () => translate('Actions'),
-        isSortable: true,
         isVisible: true,
         isModifiable: false
       }