Migrate from bintray to cloudsmith (#170)

Jfrog is sunsetting bintray on May 1st, 2021
https://jfrog.com/blog/into-the-sunset-bintray-jcenter-gocenter-and-chartcenter/

Use Cloudsmith (https://cloudsmith.io/) instead to host binaries

Signed-off-by: Arko Dasgupta <arko@tetrate.io>
Co-authored-by: Denis Zaitcev <denis@tetrate.io>

pkg/cmd/root_test.go

@@ -149,9 +149,9 @@ func TestGetEnvoyManifest(t *testing.T) {
 
 	tests := []testCase{ // we don't test default as that depends on the runtime env
 		{
-			name:     "default is https://tetrate.bintray.com/getenvoy/manifest.json",
+			name:     "default is https://dl.getenvoy.io/public/raw/files/manifest.json",
 			setup:    emptySetup,
-			expected: "https://tetrate.bintray.com/getenvoy/manifest.json",
+			expected: "https://dl.getenvoy.io/public/raw/files/manifest.json",
 		},
 		{
 			name: "GETENVOY_MANIFEST_URL env",

pkg/manifest/locate.go

@@ -34,8 +34,8 @@ var (
 	// manifestURL defines location of the GetEnvoy manifest.
 	manifestURL = &url.URL{
 		Scheme: "https",
-		Host:   "tetrate.bintray.com",
-		Path:   "/getenvoy/manifest.json",
+		Host:   "dl.getenvoy.io",
+		Path:   "/public/raw/files/manifest.json",
 	}
 )