Cleanup bindings dropping unneeded quotes. Once all these are fixed,
checking for this can be enabled in yamllint.
Signed-off-by: Rob Herring<robh@xxxxxxxxxx>
---
.../devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml | 2 +-
.../devicetree/bindings/rtc/atmel,at91sam9260-rtt.yaml | 2 +-