less noisy fastlane slack notifications

Signed-off-by: Igor Mandrigin <i@mandrigin.ru>

fastlane/Fastfile

@@ -15,7 +15,7 @@
 def unlock_keychain_if_needed
     if ENV["KEYCHAIN_PASSWORD"]
         unlock_keychain(
-            path:"login.keychain", 
+            path:"login.keychain",
             password:ENV["KEYCHAIN_PASSWORD"],
             set_default: true)
     end
@@ -34,7 +34,7 @@ def upload_to_saucelabs(file)
     upload_result = sh(
         "curl",
         "-u", username + ':' + key,
-        "-X", "POST", 
+        "-X", "POST",
         "-H", "Content-Type: application/octet-stream",
         url,
         # this command has `status-react/fastlane` as cwd
@@ -49,7 +49,7 @@ def upload_to_saucelabs(file)
 end
 
 
-# builds an ios app with ad-hoc configuration and put it 
+# builds an ios app with ad-hoc configuration and put it
 # to "status-adhoc" output folder
 def build_ios_adhoc
     match(
@@ -86,7 +86,8 @@ def notify_about_new_build(source, url)
 
     slack(
         message: msg,
-        slack_url: ENV["SLACK_URL"]
+        slack_url: ENV["SLACK_URL"],
+        default_payloads: []
     )
 
     change_id = ENV["CHANGE_ID"]
@@ -161,7 +162,8 @@ platform :ios do
 
     slack(
         message: "New nightly build uploaded to TestFlight",
-        slack_url: ENV["SLACK_URL"]
+        slack_url: ENV["SLACK_URL"],
+        default_payloads: []
     )
 
     # additional .ipa is for diawi
@@ -198,7 +200,8 @@ platform :ios do
     )
     slack(
         message: "New release build uploaded to TestFlight",
-        slack_url: ENV["SLACK_URL"]
+        slack_url: ENV["SLACK_URL"],
+        default_payloads: []
     )
   end
 
@@ -235,7 +238,7 @@ platform :ios do
           '../ci/download-realm.js',
           '../node_modules/realm/scripts',
           remove_destination: true
-      )    
+      )
   end
 
 end
@@ -253,7 +256,8 @@ platform :android do
 
     slack(
         message: "New nightly build uploaded to Google Play",
-        slack_url: ENV["SLACK_URL"]
+        slack_url: ENV["SLACK_URL"],
+        default_payloads: []
     )
   end
   lane :release do
@@ -266,7 +270,8 @@ platform :android do
     )
     slack(
         message: "New release build uploaded to Google Play",
-        slack_url: ENV["SLACK_URL"]
+        slack_url: ENV["SLACK_URL"],
+        default_payloads: []
     )
   end