Update modules/exploits/windows/http/hp_imc_java_deserialize.rb

Fixed if/else block return

Co-Authored-By: carmaa <carsten@carmaa.com>

modules/exploits/windows/http/hp_imc_java_deserialize.rb

@@ -80,7 +80,12 @@ class MetasploitModule < Msf::Exploit::Remote
     t2 = Time.now.to_i
 
     diff = t2 - t1
-    if res && res.code == 500 && res.body.include?('HPE Intelligent Management Center') && diff >= 10
+    unless res
+      vprint_error 'Connection failed'
+      return CheckCode::Detected
+    end
+    
+    if res.code == 500 && res.body.include?('HPE Intelligent Management Center') && diff >= 10
       print_good("Response received after #{diff} seconds.")
       return CheckCode::Vulnerable
     else