sparse: fix endian conversions in hw/occ.c
sparse: fix endian conversions in hw/occ.c

Since skiboot is all BE, this doesn't make a difference in code generated.

It does silence the following sparse warnings though:

hw/occ.c:354:38: warning: incorrect type in assignment (different base types)
hw/occ.c:354:38:    expected restricted beint64_t [usertype] type
hw/occ.c:354:38:    got int
hw/occ.c:370:46: warning: incorrect type in assignment (different base types)
hw/occ.c:370:46:    expected restricted beint64_t [addressable] [assigned] [usertype] type
hw/occ.c:370:46:    got int
hw/occ.c:371:46: warning: incorrect type in assignment (different base types)
hw/occ.c:371:46:    expected restricted beint64_t [addressable] [assigned] [usertype] chip
hw/occ.c:371:46:    got unsigned int [unsigned] [usertype] id
hw/occ.c:372:57: warning: incorrect type in assignment (different base types)
hw/occ.c:372:57:    expected restricted beint64_t [addressable] [assigned] [usertype] throttle_status
hw/occ.c:372:57:    got unsigned char [unsigned] [usertype] throttle
hw/occ.c:477:49: warning: incorrect type in initializer (different base types)
hw/occ.c:477:49:    expected restricted beint64_t [usertype] type
hw/occ.c:477:49:    got int

Signed-off-by: Stewart Smith <ec31ab75ddf977353c8f660f92ea8b23f64aef25@linux.vnet.ibm.com>

qemu/skiboot,mikey/skiboot,stewart-ibm/skiboot,qemu/skiboot,csmart/skiboot,open-power/skiboot,csmart/skiboot,shenki/skiboot,mikey/skiboot,stewart-ibm/skiboot,stewart-ibm/skiboot,open-power/skiboot,qemu/skiboot,shenki/skiboot,legoater/skiboot,qemu/skiboot,shenki/skiboot,mikey/skiboot,legoater/skiboot,shenki/skiboot,open-power/skiboot,open-power/skiboot,open-power/skiboot,shenki/skiboot,qemu/skiboot,csmart/skiboot,legoater/skiboot,legoater/skiboot,legoater/skiboot