As others have pointed out, if they have metasploit installed they're just going to scan your site for all known vulnerabilities in a matter of minutes. Making it easier for the good guys to find out whether you've patched Heartbleed is not going to make things any easier for the bad guys.
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sarcasm mode on Great idea. Let's give attackers that have metasploit installed a shortlist of your current system status. /sarcasm
No. No. No.
As others have pointed out, if they have metasploit installed they're just going to scan your site for all known vulnerabilities in a matter of minutes. Making it easier for the good guys to find out whether you've patched Heartbleed is not going to make things any easier for the bad guys.