Remove redundant clock source set from init script

[johntoomey]

It looks like this clock source is being set correctly, even with this line commented out so it seems safe to remove it. It is only here because this init script is based on the code used by the 2556 switch.

Signed-off-by: John Toomey john@toganlabs.com

meta-mion-bsp

Summary

• Description: brief description of the bug that was fixed or the enhancement that was added
• Affected hardware: ALL -or- list specific switches
• Issue: #59

Build and test

• [ ] Build command: n/a
• [x] Smoke tested on: 6064