Refactoring MMG5_chkBdryTria #572

Job	Run time
mmg-debug / ci (ubuntu-20.04, on, off, on, off, int32_t)	1h 19m 0s
mmg-debug / ci (ubuntu-20.04, on, off, off, off, int32_t)	1h 40m 38s
mmg-debug / ci (ubuntu-20.04, off, off, on, off, int32_t)	1h 2m 37s
mmg-debug / ci (ubuntu-20.04, off, off, off, off, int32_t)	1h 10m 49s
mmg-debug / ci (macos-12, on, off, on, off, int32_t)	43m 28s
mmg-debug / ci (macos-12, on, off, off, off, int32_t)	58m 12s
mmg-debug / ci (macos-12, off, off, on, off, int32_t)	37m 41s
mmg-debug / ci (macos-12, off, off, off, off, int32_t)	41m 39s
mmg-debug / ci (ubuntu-20.04, off, off, off, on, int32_t)	3m 52s
mmg-debug / ci (macos-12, off, off, off, on, int32_t)	7m 14s
mmg-debug / ci (ubuntu-20.04, off, on, on, off, int32_t)	1h 1m 52s
mmg-debug / ci (macos-12, off, on, on, off, int32_t)	32m 32s
mmg-debug / ci (windows-2022, off, off, off, off, int32_t)	53m 43s
mmg-debug / ci (windows-2022, on, off, off, off, int32_t)	54m 2s
mmg-debug / ci (windows-2022, off, on, off, off, int32_t)	54m 13s
mmg-debug / ci (ubuntu-20.04, on, on, on, on, int64_t)	4m 37s
mmg-debug / ci (ubuntu-20.04, off, off, on, on, int64_t)	1h 9m 57s
mmg-debug / ci (ubuntu-20.04, off, off, off, off, int64_t)	2m 1s
mmg-debug / ci (macos-12, on, on, on, on, int64_t)	8m 50s
mmg-debug / ci (macos-12, off, off, off, off, int64_t)	3m 39s
mmg-debug / ci (windows-2022, on, on, off, off, int64_t)	4m 49s
mmg-debug / ci (windows-2022, off, off, off, off, int64_t)	4m 50s
	14h 20m 15s

Provide feedback