Fixed missing CSP directive and value
Fixed missing CSP directive and value

Signed-off-by: Luca Bognolo <46f1a0bd5592a2f9244ca321b129902a06b53e03@bogny.eu>

firefly-iii/firefly-iii,firefly-iii/firefly-iii,firefly-iii/firefly-iii,JC5/firefly-iii,JC5/firefly-iii,firefly-iii/firefly-iii