gemini: remove 3.3 support

target/linux/gemini/config-3.3

...gemini/patches-3.3/001-gemini-fix-gpio_set_irq_type.patch

.../002-arm-gemini-fix-platform_register_rtc-prototype.patch

...mini/patches-3.3/110-watchdog-add-gemini_wdt-driver.patch

...mini/patches-3.3/111-arm-gemini-add-watchdog-device.patch

...atches-3.3/112-arm-gemini-register-watchdog-devices.patch

...x/gemini/patches-3.3/120-net-add-gemini-gmac-driver.patch

...mini/patches-3.3/121-arm-gemini-add-ethernet-device.patch

...patches-3.3/122-arm-gemini-wbd111-register-ethernet.patch

...mini/patches-3.3/123-arm-gemini-wbd222-register-eth.patch

...patches-3.3/124-arm-gemini-rut100-register-ethernet.patch

...ini/patches-3.3/130-usb-ehci-gemini-fot2gxx-support.patch

.../patches-3.3/131-arm-gemini-add-usb-platform-device.patch

...mini/patches-3.3/132-arm-gemini-wbd111-register-usb.patch

...mini/patches-3.3/133-arm-gemini-wbd222-register-usb.patch

...mini/patches-3.3/134-arm-gemini-rut100-register-usb.patch

...ini/patches-3.3/135-arm-gemini-nas4220-register-usb.patch

...x/gemini/patches-3.3/140-arm-gemini-add-pci-support.patch