fix: mission history

[subfuzion]

Fix for production / docker build lint error:

$ npm run build
. . .
#15 4.643 ./src/pages/mission-history.tsx:18:12
#15 4.643 Type error: 'MissionHistory' cannot be used as a JSX component.
#15 4.643   Its return type 'Element | undefined' is not a valid JSX element.
#15 4.643     Type 'undefined' is not assignable to type 'Element | null'.
#15 4.643 
#15 4.643   16 |         <Header />
#15 4.643   17 |         {status === "authenticated" && (
#15 4.643 > 18 |           <MissionHistory />
#15 4.643      |            ^
#15 4.643   19 |         )}
#15 4.643   20 |       </main>
#15 4.643   21 |     </>