docs: staging: fix various typos and grammar issues

docs: staging: fix various typos and grammar issues

Fix a few typographical and grammatical issues across several
staging documentation files to improve readability:
- crc32.rst: replace "decide in" with "decide on"
- lzo.rst: replace "independent on" with "independent of"
- remoteproc.rst: fix word order in dependent clause
- static-keys.rst: add hyphen to "low-level"

Signed-off-by: Zhang Xiaolei <zxl434815272@gmail.com>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20260416105854.788-1-zxl434815272@gmail.com>