Added np.float64 as default value for `GPUArray.zeros`

commit c1f21281
Merge: 2b10eb46 db77dc74
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Tue Aug 9 15:46:55 2022 -0500

    Merge branch 'main' into gpuarray_zeros

commit 2b10eb46
Merge: 601036df 09fd4c32
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Tue Aug 9 14:26:42 2022 -0500

    merged complex changes

commit 601036df
Merge: 0c835ea2 540bf673
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Thu Aug 4 23:02:36 2022 -0500

    Merge branch 'gpuarray_zeros' of https://gitlab.tiker.net/kaushikcfd/pycuda into gpuarray_zeros

commit 0c835ea2
Merge: 5ea3b744 0569ba1b
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Thu Aug 4 23:02:28 2022 -0500

    changed docs as well

commit 540bf673
Author: Kaushik Kulkarni <kgk2@illinois.edu>
Date:   Fri Aug 5 04:00:42 2022 +0000

    Apply 1 suggestion(s) to 1 file(s)

commit 0569ba1b
Author: Kaushik Kulkarni <kgk2@illinois.edu>
Date:   Sat Jul 2 23:23:17 2022 +0000

    Reduce test array size

commit 2a7fe446
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Sat Jul 2 13:09:01 2022 -0500

    added dtype default to gpuarray.zeros

commit 5ea3b744
Merge: 14252930 6daaeb13
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Mon Jul 25 18:35:09 2022 -0500

    Merge branch 'gpuarray_zeros' of https://gitlab.tiker.net/kaushikcfd/pycuda into gpuarray_zeros

commit 6daaeb13
Author: Kaushik Kulkarni <kgk2@illinois.edu>
Date:   Sat Jul 2 23:23:17 2022 +0000

    Reduce test array size

commit 9827f9c0
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Sat Jul 2 13:09:01 2022 -0500

    added dtype default to gpuarray.zeros

commit 14252930
Author: Kaushik Kulkarni <kgk2@illinois.edu>
Date:   Sat Jul 2 23:23:17 2022 +0000

    Reduce test array size

commit b886882b
Author: Mit Kotak <mitak2@illinois.edu>
Date:   Sat Jul 2 13:09:01 2022 -0500

    added dtype default to gpuarray.zeros