Update dependency chartjs-plugin-zoom to v0.7.3

Author: renovate-bot

package-lock.json

@@ -78,7 +78,7 @@
     "chart.js": "2.7.3",
     "chartjs-plugin-annotation": "0.5.7",
     "chartjs-plugin-streaming": "1.7.1",
-    "chartjs-plugin-zoom": "0.6.6",
+    "chartjs-plugin-zoom": "0.7.3",
     "color-thief-node": "1.0.2",
     "compression": "1.7.3",
     "connect-session-sequelize": "*",