build(cmake): simplify instructions (`cmake -B build && cmake --build build ...`) (#6964)
* readme: cmake . -B build && cmake --build build
* build: fix typo
Co-authored-by: Jared Van Bortel <cebtenzzre@gmail.com>
* build: drop implicit . from cmake config command
* build: remove another superfluous .
* build: update MinGW cmake commands
* Update README-sycl.md
Co-authored-by: Neo Zhang Jianyu <jianyu.zhang@intel.com>
* build: reinstate --config Release as not the default w/ some generators + document how to build Debug
* build: revert more --config Release
* build: nit / remove -H from cmake example
* build: reword debug instructions around single/multi config split
---------
Co-authored-by: Jared Van Bortel <cebtenzzre@gmail.com>
Co-authored-by: Neo Zhang Jianyu <jianyu.zhang@intel.com>