Add Efffix

[rshariffdeen]

I would like to add the following tool:

• Name: EffFix
• One line description: Efficient and Effective Repair of Pointer Manipulating Programs
• Target: [e.g. C/C++, Java, Binaries] C/C++
• DBPL key: [e.g. journals/tse/GouesNFW12] journals/tosem
• Website: https://doi.org/10.1145/3705310
• Repository (optional): https://github.com/nus-apr/efffix

[mechtaev]

Thanks, I will add it when it appears on DBLP.