module xxx missing dependencies

module xxx missing dependencies: libxxxos:android, arch:arm64_armv8-a_cortex-a55, sdk:sdk

原因：漏写了 sdk_version: "29", 这一句

cc_library_shared {
    name: "libxxx",
	
    srcs: [
        "app/src/main/cpp/xxx.c",
        "app/src/main/cpp/xxxx.cpp",
    ],
	 cflags: [
        "-Wall",
        "-Wextra",
        "-Werror",
		"-Wno-unused-parameter",
		"-Wno-error=sign-compare",
    ],
    // "module xxx missing dependencies 的原因就是漏了 sdk_version
    sdk_version: "29",
    min_sdk_version: "29",
    shared_libs: [
	    "liblog",
		"libutils",
	],
	header_libs: [
	    "jni_headers",
	], 
	stl: "c++_static",
}