chore(controlplane): remove authURL deprecated code (#86)

---------

Signed-off-by: Miguel Martinez Trivino <[email protected]>

Author: migmartri

app/controlplane/configs/config.devel.yaml

@@ -5,7 +5,6 @@
 server:
   http:
     addr: 0.0.0.0:8000
-    external_addr: localhost:8000
     timeout: 1s
   http_metrics:
     addr: 0.0.0.0:5000

app/controlplane/internal/conf/conf.pb.go

@@ -50,12 +50,9 @@ message Server {
   message HTTP {
     string network = 1;
     string addr = 2;
-    // Hostname for the HTTP server to get redirected (deprecated)
-    // Optional
-    string external_addr = 3 [deprecated = true];
     // In the form of [scheme]://[host] i.e https://instance.chainloop.dev
     // Optional
-    string external_url = 4 [(validate.rules).string.uri = true];
+    string external_url = 4;
     google.protobuf.Duration timeout = 5;
   }