kernel: add define for kernel 6.1

Add define for kernel 6.1.

Signed-off-by: Christian Marangi <[email protected]>

include/kernel-6.1

@@ -0,0 +1,2 @@
+LINUX_VERSION-6.1 = .29
+LINUX_KERNEL_HASH-6.1.29 = 1e736cc9bd6036379a1d915e518abd4c2c94ad0fd1ea0da961c3489308b8fcfb