chore(android): add error logs for failed api calls

android/app/src/main/java/com/vernu/sms/activities/MainActivity.java

@@ -135,6 +135,8 @@ public class MainActivity extends AppCompatActivity {
                 @Override
                 public void onFailure(Call<RegisterDeviceResponseDTO> call, Throwable t) {
                     Snackbar.make(view, "An error occured :(", Snackbar.LENGTH_LONG).show();
+                    Log.e(TAG, "API_ERROR "+ t.getMessage());
+                    Log.e(TAG, "API_ERROR "+ t.getLocalizedMessage());
                     compoundButton.setEnabled(true);
                 }
             });
@@ -267,6 +269,8 @@ public class MainActivity extends AppCompatActivity {
                         @Override
                         public void onFailure(Call<RegisterDeviceResponseDTO> call, Throwable t) {
                             Snackbar.make(view, "An error occured :(", Snackbar.LENGTH_LONG).show();
+                            Log.e(TAG, "API_ERROR "+ t.getMessage());
+                            Log.e(TAG, "API_ERROR "+ t.getLocalizedMessage());
                             registerDeviceBtn.setEnabled(true);
                             registerDeviceBtn.setText("Update");
                         }