Change the timescale legend to be more readable instead of dense

(cherry picked from commit 0c9e7ed183)

src/index.js

@@ -86,6 +86,9 @@ function populateChart() {
                             size: 18,
                         }
                     },
+                    time: {
+                        unit: lookupTimeUnit(currentTimeSelection)
+                    }
                 },
                 y: {
                     ticks: {
@@ -100,6 +103,17 @@ function populateChart() {
     });
 }
 
+function lookupTimeUnit(query){
+    const lookup = {
+        'h': 'day',
+        'd': 'week',
+        'm': 'month',
+        'y': 'month',
+        'l': 'year'
+    }
+    return lookup[query.charAt(query.length - 1)]
+}
+
 
 async function callUpdateURL() {
     let resp = await fetch("https://data.wowtoken.app/classic/token/current.json");