Use bootstrap channel for Windows build too

[oleksandr-pavlyk]

This change should enable Windows build to have the same NumPy pinning as Linux, that is >=1.23,<2.0a0 instead of >=1.26,<2.0a0, by ensuring that NumPy 1.23 from bootstrap channels gets installed into build environment.

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[github-actions]

Deleted rendered PR docs from intelpython.github.com/dpctl, latest should be updated shortly. 🤞

[github-actions]

Array API standard conformance tests for dpctl=0.18.0dev0=py310ha798474_151 ran successfully.
Passed: 894
Failed: 1
Skipped: 119

[coveralls]

coverage: 87.966%. remained the same
when pulling f3b41c9 on use-bootstrap-channel-for-windows
into 0ec8cfb on master.

[antonwolfy]

The pinning looks good now:

$ mamba search dpctl -i --platform win-64 -c /home/xantvol/bits/dpctl --override-channels
Loading channels: done
dpctl 0.18.0dev0 py311h82bb817_151
----------------------------------
file name   : dpctl-0.18.0dev0-py311h82bb817_151.tar.bz2
name        : dpctl
version     : 0.18.0dev0
build       : py311h82bb817_151
build number: 151
size        : 21.1 MB
license     : Apache-2.0
subdir      : win-64
url         : file:///home/xantvol/bits/dpctl/win-64/dpctl-0.18.0dev0-py311h82bb817_151.tar.bz2
md5         : b7193345a5558c2d04a947114f85f23c
timestamp   : 2024-07-22 05:22:13 UTC
dependencies:
  - dpcpp-cpp-rt >=2024.2,<2025.0a0
  - intel-cmplr-lib-rt >=2024.2,<2025.0a0
  - level-zero >=1.17.19,<2.0a0
  - numpy >=1.23,<2.0a0
  - numpy >=1.23.5,<2.0a0
  - python >=3.11,<3.12.0a0
  - vc >=14.1,<15
  - vc14_runtime >=14.16.27033

Thank you @oleksandr-pavlyk