Why would you think McConnell would want to help Ted out? I think McConnell is supporting the Cruz campaign to destroy Trump and the ineligibility is a poison pill the GOPe can deploy when & if they want to. One more way to control Cruz. The resolution to support McCain was eyewash in any case. Resolutions are not binding, not law. They are position statements.
There is special circumstances related to being born in the Panama canal https://www.law.cornell.edu/uscode/text/8/1403 but the citizenship category is citizen not natural born citizen. The Congress is only empowered to act on Naturalization so any citizenship it grants is naturalized.
https://theconservativetreehouse.com/2016/04/04/mitch-mcconnells-attorney-pac-stand-for-truth-sending-money-to-ted-cruz-pac-keep-the-promise-iii/
Mitch McConnell’s Attorney PAC ‘Stand For Truth’, Sending Money To Ted Cruz PAC ‘Keep The Promise III’… Posted on April 4, 2016 by sundance The amount of money Washington DC is spending to attack Donald Trump and support Senator Ted Cruz is astounding.
Mitch the Senate knows Ted the Cruz is NOT eligible, but, there are other ways to help Ted via Mitch...
May 6, 2013
Meet the Most Important Ted Cruz Birther: Ted Cruz
Ted Cruz is eligible to be president under almost any reading of the Constitution—except his own
BY NOAM SCHEIBER
http://www.businessinsider.com/ted-cruz-donald-trump-birther-debate-2016-1
video of Cruz's legal skills on parade as Cruz obfuscates a simple answer ... and this was the moment Cruz poked his ugly finger in Trump's eye... It has been downhill ever since... Cruz is not nearly as smart as he thinks... Cruz mentions the senate resolution for lord McCain.