PC-BSD/trueos f5bc5c3sys/compat/linuxkpi/common/include/linux sysfs.h device.h, sys/sys param.h

MFC r351937:
LinuxKPI: Improve sysfs support.

- Add functions for creating and merging sysfs groups.
- Add sysfs_streq function to compare strings ignoring newline from the
  sysctl userland call.
- Add a call to sysfs_create_groups in device_add.
- Remove duplicate header include.
- Bump __FreeBSD_version.

Reviewed by:    hselasky
Approved by:    imp (mentor), hselasky
DeltaFile
+66-9sys/compat/linuxkpi/common/include/linux/sysfs.h
+4-1sys/compat/linuxkpi/common/include/linux/device.h
+1-1sys/sys/param.h
+71-113 files

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