consolidate firmware for file server as well

Reference: /n/atom/patch/applied/fsfirmware
Date: Tue Apr  8 19:18:22 CES 2014
Signed-off-by: quanstro@quanstro.net

# rm /sys/src/fs/pc/etherm10g2k.i
# rm /sys/src/fs/pc/etherm10g4k.i

--- /sys/src/fs/pc/etherm10g.c	Tue Apr  8 19:18:08 2014
+++ /sys/src/fs/pc/etherm10g.c	Tue Apr  8 19:18:08 2014
@@ -18,8 +18,8 @@
 #define if64(...)		(sizeof(uintptr) == 8? (__VA_ARGS__): 0)
 #define pbit32h(x)	if64(pbit32((uvlong)x >> 32))
 
-#include "etherm10g2k.i"
-#include "etherm10g4k.i"
+#include "/sys/lib/firmware/etherm10g2k.i"
+#include "/sys/lib/firmware/etherm10g4k.i"
 
 enum {
 	Epromsz	= 256,