Merge topic 'FindLAPACK-typo'

cba5b22db3 Merge branch 'backport-FindLAPACK-typo'
6f5e4a53bc FindLAPACK: Distinguish check result variable name from FindBLAS
bb735025de Find{BLAS,LAPACK}: Drop unnecessary mark_as_advanced calls

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !2897