ANDROID: GKI: Add symbols for rockchip sdhci

INFO: ABI DIFFERENCES HAVE BEEN DETECTED!
INFO: 8 function symbol(s) added
  'void sdhci_adma_write_desc(struct sdhci_host*, void**, dma_addr_t, int, unsigned int)'
  'unsigned int sdhci_pltfm_clk_get_max_clock(struct sdhci_host*)'
  'int sdhci_pltfm_unregister(struct platform_device*)'
  'void sdhci_set_clock(struct sdhci_host*, unsigned int)'
  'void sdhci_set_power_and_bus_voltage(struct sdhci_host*, unsigned char, unsigned short)'
  'void sdhci_set_uhs_signaling(struct sdhci_host*, unsigned int)'
  'u16 sdio_readw(struct sdio_func*, unsigned int, int*)'
  'void sdio_writew(struct sdio_func*, u16, unsigned int, int*)'

Bug: 300024866
Change-Id: I7592c26a0e1547719a70994a28d9c5bb525224b5
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>