memory: renesas-rpc-if: Fix unbalanced pm_runtime_enable in rpcif_{enable,disable...

memory: renesas-rpc-if: Fix unbalanced pm_runtime_enable in rpcif_{enable,disable}_rpm

rpcif_enable_rpm calls pm_runtime_enable, so rpcif_disable_rpm needs to
call pm_runtime_disable and not pm_runtime_put_sync.

Fixes: ca7d8b980b67f ("memory: add Renesas RPC-IF driver")
Reported-by: Geert Uytterhoeven <[email protected]>
Signed-off-by: Lad Prabhakar <[email protected]>
Reviewed-by: Sergei Shtylyov <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Krzysztof Kozlowski <[email protected]>