ctucx.git: oeffisearch

client/canvas: fix background flicker

Shadow was not reset at some point

diff --git a/client/js/canvas.js b/client/js/canvas.js
@@ -120,8 +120,9 @@ const updateTextCache = () => {
 };
 
 const renderJourneys = () => {
+	ctx.shadowBlur = 0;
 	ctx.clearRect(0, 0, canvas.width / dpr, canvas.height / dpr);
-	ctx.fillStyle = '#00000080';
+	ctx.fillStyle = '#00000085';
 	ctx.fillRect(0, 0, canvas.width / dpr, canvas.height / dpr);
 	let x = canvasState.offsetX, y;