Update to v5.10 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.10

Test: Built cuttlefish and flame images. Ran bionic unit tests on both.
Change-Id: I37ffc850970adcce1febbe2269c202632fce763a
diff --git a/libc/kernel/uapi/linux/if_alg.h b/libc/kernel/uapi/linux/if_alg.h
index 9befa4d..7505f86 100644
--- a/libc/kernel/uapi/linux/if_alg.h
+++ b/libc/kernel/uapi/linux/if_alg.h
@@ -35,6 +35,7 @@
 #define ALG_SET_OP 3
 #define ALG_SET_AEAD_ASSOCLEN 4
 #define ALG_SET_AEAD_AUTHSIZE 5
+#define ALG_SET_DRBG_ENTROPY 6
 #define ALG_OP_DECRYPT 0
 #define ALG_OP_ENCRYPT 1
 #endif