ARM: shmobile: lager: Move i2c[12]_pins nodes to pfc node

ARM: shmobile: lager: Move i2c[12]_pins nodes to pfc node

Due to an error when resolving conflicts df40f256b18300e1 ("ARM: shmobile:
lager: add i2c1, i2c2 pins") added the i2c[12]_pins nodes to the wrong
node.

This patch moves them to their correct location in the pfc node.

Cc: Ben Dooks <ben.dooks@codethink.co.uk>
Reported-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit d90bf60ceaf453b59c8cd5dbfa59538e27255706)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>