Add support for NVIDIA HPC (nvc,pgf95) in CMAKE builds

Add rvv support for zsymv and active rvv support for zhemv

If lp64d ABI is supported, it is used; otherwise,
it falls back to the lp64 ABI.

fix wrong vr = VFMVVF_FLOAT(0, vl); in symv_L_rvv.c and symv_U_rvv.c

Treat f95 as gfortran in CMAKE builds

fix wrong vr = VFMVVF_FLOAT(0, vl);

Improve input argument checks of gemmt

* Add Apple m1/iphoneos (cross)build

Remove unused variable SMIN from ?BDSQR (Reference-LAPACK PR 832)

Fix potential segfault in LAPACKE S/DGEESX (Reference-LAPACK PR 836)

* Fix return value for invalid info
* Add missing checks for ldA, ldB
* Use reference-LAPACK like checks (ie ld=0,nrows=0 is invalid)

CI: run apt-get update before fetching cross-compilers in gh workflow

Add quick return from SLARUV/DLARUV for N < 1 (Reference-LAPACK PR 837)

Update brief function descriptions in ?GEGS/?GEGV (Reference-LAPACK PR 831)

* Add comment related to zero-sized matrix B

Fix scaling in LAPACK STGSNA/DTGSNA (Reference-LAPACK PR 830)

Fix segfault on running lapacke_?geqrt with row major data (Reference-LAPACK PR 768)

Add LAPACKE interfaces for [CZ]UNHR_COL and [SD]ORHR_COL (Reference-LAPACK PR 827)