Added monitoring_paths component to show multiple time series on a single chart

app/assets/javascripts/monitoring/components/monitoring_paths.vue

+<script>
+  export default {
+    props: {
+      generatedLinePath: {
+        type: String,
+        required: true,
+      },
+      generatedAreaPath: {
+        type: String,
+        required: true,
+      },
+      lineColor: {
+        type: String,
+        required: true,
+      },
+      areaColor: {
+        type: String,
+        required: true,
+      },
+    },
+  };
+</script>
+<template>
+  <g>
+    <path
+      class="metric-area"
+      :d="generatedAreaPath"
+      :fill="areaColor"
+      transform="translate(-5, 20)">
+    </path>
+    <path
+      class="metric-line"
+      :d="generatedLinePath"
+      :stroke="lineColor"
+      fill="none"
+      stroke-width="2"
+      transform="translate(-5, 20)">
+    </path>
+  </g>
+</template>