Why I did it
To reduce the processing time of rc.local, refactoring s6100 platform initialization.
Fixing [warm-upgrade][202012] Slow DELL platform init in rc.local causes lacp-teardown #10150
How I did it
On branch 202012-s6100-rclocalChanges to be committed: (use "git restore --staged <file>..." to unstage)
modified: ../../../../files/image_config/platform/rc.local
modified: ../debian/platform-modules-s6100.install
modified: scripts/fast-reboot_plugin
modified: scripts/s6100_platform.sh
renamed: scripts/s6100_i2c_enumeration.sh -> scripts/s6100_platform_startup.sh
renamed: systemd/s6100-i2c-enumerate.service -> systemd/s6100-platform-startup.service