Switch speed-test amd64 to use dev instead of latest as latest doesn't seem to be working.

template/apps/speedtest-tracker.json

@@ -6,11 +6,6 @@
 	],
 	"description": "Run a Speedtest every hour and graph the results.  See https://hub.docker.com/r/henrywhitaker3/speedtest-tracker/tags for arch options",
 	"env": [
-		{
-			"default": "latest-arm",
-			"label": "arch",
-			"name": "arch"
-		},
 		{
 			"default": "true",
 			"label": "OOKLA_EULA_GDPR",
@@ -19,7 +14,7 @@
 	],
 	"image_arm32": "henrywhitaker3/speedtest-tracker:dev-arm",
 	"image_arm64": "henrywhitaker3/speedtest-tracker:dev-arm",
-	"image_amd64": "henrywhitaker3/speedtest-tracker:latest",
+	"image_amd64": "henrywhitaker3/speedtest-tracker:dev",
 	"logo": "https://raw.githubusercontent.com/pi-hosted/pi-hosted/master/images/speedtest-tracker.png",
 	"name": "speedtest-tracker",
 	"officialDoc": "https://github.com/henrywhitaker3/Speedtest-Tracker#using-docker",