Changes to find OpenBLAS as lapack and lapacke alternative
Changes to find OpenBLAS as lapack and lapacke alternative

- Needed when liblapack or liblapacke are not symlinked to libopenblas

hshindo/arrayfire,pentschev/arrayfire,merlin-ext/arrayfire,umar456/arrayfire,arrayfire/arrayfire,bkloppenborg/arrayfire,ghisvail/arrayfire,hshindo/arrayfire,munnybearz/arrayfire,munnybearz/arrayfire,umar456/arrayfire,shehzan10/arrayfire,bkloppenborg/arrayfire,victorv/arrayfire,hshindo/arrayfire,merlin-ext/arrayfire,hshindo/arrayfire,pentschev/arrayfire,shehzan10/arrayfire,arrayfire/arrayfire,9prady9/arrayfire,9prady9/arrayfire,9prady9/arrayfire,9prady9/arrayfire,ghisvail/arrayfire,bkloppenborg/arrayfire,umar456/arrayfire,arrayfire/arrayfire,marbre/arrayfire,victorv/arrayfire,victorv/arrayfire,ghisvail/arrayfire,shehzan10/arrayfire,umar456/arrayfire,victorv/arrayfire,arrayfire/arrayfire,pentschev/arrayfire,ghisvail/arrayfire,marbre/arrayfire,munnybearz/arrayfire,marbre/arrayfire,pentschev/arrayfire,bkloppenborg/arrayfire,merlin-ext/arrayfire,marbre/arrayfire,shehzan10/arrayfire,merlin-ext/arrayfire