compatibility_matrices: Add kernel_config_s_4.14

Change-Id: Ia52e5cbdce916ef6cfc6c921904c9dbe2549e44e

Author: mikeNG

compatibility_matrices/Android.bp

@@ -99,6 +99,7 @@ vintf_compatibility_matrix {
         "compatibility_matrix.6.xml",
     ],
     kernel_configs: [
+        "kernel_config_s_4.14",
         "kernel_config_s_4.19",
         "kernel_config_s_5.4",
         "kernel_config_s_5.10",