[Snyk] Security upgrade echarts from 3.6.1 to 5.2.1#15

snyk-bot wants to merge 1 commit intomasterRaoul1996/vue-element-admin:masterfrom

snyk-fix-d5e443a1c0627c8bbb2a9650aba807f1Raoul1996/vue-element-admin:snyk-fix-d5e443a1c0627c8bbb2a9650aba807f1Copy head branch name to clipboard