Update version number to 0.21 in metadata.json

Author: RKBoss6

apps/clock_info/metadata.json

@@ -1,7 +1,7 @@
 { "id": "clock_info",
   "name": "Clock Info Module",
   "shortName": "Clock Info",
-  "version":"0.20",
+  "version":"0.21",
   "description": "A library used by clocks to provide extra information on the clock face (Altitude, BPM, etc)",
   "icon": "app.png",
   "type": "module",