[poc] Make OpenBLAS use the LAPACKE apis

[Zha0q1]

In mxnet we wrap lapack functions in c_lapack_api.h so that we hide the differences in the underlying blas/lapack libraries such as mkl, openblas, atlas, and accelerate.

For mkl we use/wrap the LAPACKE (https://www.netlib.org/lapack/lapacke.html) c interfaces which are the cleanest. For the rest of the libraries we wrap the old CLAPACK interfaces.

While atlas and accelerate don't provide the LAPACKE interfaces, openblas does have it. This pr makes mxnet also use the LAPACKE apis when openblas is chosen.

This change will make ilp64 blas/lapack support easier as now we have the same wrapping logic or both mkl and openblas. Support for ilp64 mkl #19067 will automatically mean support for ilp64 openblas.

[mxnet-bot]

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