runner.rb in fastlane-2.164.0

- old
+ new

@@ -137,11 +137,11 @@
         # Makes sure we have the certificate installed on the local machine
         raw_certs.each do |current_cert|
           # Skip certificates that failed to download
           next unless current_cert[:downloaded]
           file = Tempfile.new('cert')
-          file.write(current_cert[:downloaded])
+          file.write(current_cert[:downloaded].force_encoding('UTF-8'))
           file.close
           if FastlaneCore::CertChecker.installed?(file.path)
             installed = true
           else
             UI.message("Certificate for Provisioning Profile '#{current_profile.name}' not available locally: #{current_cert[:cert].id}, skipping this one...")
@@ -313,10 +313,10 @@
       if Helper.mac?
         unless Sigh.config[:skip_certificate_verification]
           certificates = certificates.find_all do |c|
             file = Tempfile.new('cert')
             raw_data = Base64.decode64(c.certificate_content)
-            file.write(raw_data)
+            file.write(raw_data.force_encoding("UTF-8"))
             file.close
 
             FastlaneCore::CertChecker.installed?(file.path)
           end
         end