Remove sonarqube stats as the Mmg instance has not been maintained. #650

Job	Run time
mmg-debug / ci (ubuntu-20.04, on, off, on, off, int32_t)	14m 12s
mmg-debug / ci (ubuntu-20.04, on, off, off, off, int32_t)	14m 13s
mmg-debug / ci (ubuntu-20.04, off, off, on, off, int32_t)	14m 11s
mmg-debug / ci (ubuntu-20.04, off, off, off, off, int32_t)	14m 12s
mmg-debug / ci (macos-12, on, off, on, off, int32_t)	9m 11s
mmg-debug / ci (macos-12, on, off, off, off, int32_t)	14m 11s
mmg-debug / ci (macos-12, off, off, on, off, int32_t)	14m 12s
mmg-debug / ci (macos-12, off, off, off, off, int32_t)	14m 13s
mmg-debug / ci (ubuntu-20.04, off, off, off, on, int32_t)	4m 42s
mmg-debug / ci (macos-14, off, off, off, on, int32_t)	1s
mmg-debug / ci (ubuntu-20.04, off, on, on, off, int32_t)	14m 13s
mmg-debug / ci (macos-12, off, on, on, off, int32_t)	14m 14s
mmg-debug / ci (windows-2022, off, off, off, off, int32_t)	13m 57s
mmg-debug / ci (windows-2022, on, off, off, off, int32_t)	13m 52s
mmg-debug / ci (windows-2022, off, on, off, off, int32_t)	13m 55s
mmg-debug / ci (ubuntu-20.04, on, on, on, on, int64_t)	5m 26s
mmg-debug / ci (ubuntu-20.04, off, off, on, on, int64_t)	14m 13s
mmg-debug / ci (ubuntu-20.04, off, off, off, off, int64_t)	2m 22s
mmg-debug / ci (macos-14, on, on, on, on, int64_t)	1s
mmg-debug / ci (macos-12, off, off, off, off, int64_t)	4m 42s
mmg-debug / ci (windows-2022, on, on, off, off, int64_t)	4m 58s
mmg-debug / ci (windows-2022, off, off, off, off, int64_t)	4m 51s
mmg-debug / upload_coverage	1s
	3h 40m 3s

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