This patch fixes:

• erroneous release date
• issues in the FindMMG.cmake files (provided to help library users to find Mmg)
• a wrong installation path

What's Changed

• [CMake] Correct release date in CMake by @loumalouomega in https://github.com/MmgTools/mmg/pull/193
• [CMake] Correcting last versions of CMake modules by @loumalouomega in https://github.com/MmgTools/mmg/pull/194

Full Changelog: https://github.com/MmgTools/mmg/compare/v5.7.0...v5.7.1