rtl8821cu: linux 5.8 build support

ref: tomaspinho/rtl8821ce/pull/149

package/ctcgfw/rtl8821cu/Makefile

@@ -15,9 +15,9 @@ PKG_LICENSE:=GPLv3
 
 PKG_SOURCE_URL:=https://github.com/brektrou/rtl8821CU.git
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_DATE:=2020-03-02
-PKG_SOURCE_VERSION:=7756a7ab6b4dfd105d36d8433a72802ac0620d53
-PKG_MIRROR_HASH:=4e9ac6bcedc0d3fc7d4b44be2076d6b9838d404ce0b8a8158b12287e9c0f53b6
+PKG_SOURCE_DATE:=2020-07-27
+PKG_SOURCE_VERSION:=93b04bfcd293fdd7d98d5a7c964ae9416a40159c
+PKG_MIRROR_HASH:=0b0c12c69efa680481abc3a7703a1a224f7fcd6271f8eb3c038fbaef02945bfa
 
 PKG_MAINTAINER:=[CTCGFW] Project OpenWrt
 PKG_BUILD_PARALLEL:=1
@@ -27,7 +27,7 @@ include $(INCLUDE_DIR)/package.mk
 define KernelPackage/rtl8821cu
   SUBMENU:=Wireless Drivers
   TITLE:=Realtek rtl8821cu Support
-  DEPENDS:=@USB_SUPPORT +kmod-cfg80211 +kmod-mac80211 +kmod-usb-core +wireless-tools
+  DEPENDS:=@BROKEN +@USB_SUPPORT +@DRIVER_11N_SUPPORT +@DRIVER_11AC_SUPPORT +kmod-mac80211 +kmod-usb-core
   FILES:=$(PKG_BUILD_DIR)/rtl8821cu.ko
   AUTOLOAD:=$(call AutoProbe,rtl8821cu)
   PROVIDES:=kmod-rtl8821cu

package/ctcgfw/rtl8821cu/patches/020-compatible-with-kernel-5.4.patch

@@ -1,13 +0,0 @@
-diff --git a/os_dep/linux/os_intfs.c b/os_dep/linux/os_intfs.c
-index 345af67..54a07db 100644
---- a/os_dep/linux/os_intfs.c
-+++ b/os_dep/linux/os_intfs.c
-@@ -1562,7 +1562,7 @@ static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb
- 	#else
- 	, void *accel_priv
- 	#endif
--	#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)
-+	#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 2, 0)
- 	, select_queue_fallback_t fallback
- 	#endif
- #endif