Rust: Add metadata to the original CFG consistency query.

Author: geoffw0

rust/ql/consistency-queries/CfgConsistency.ql

@@ -1 +1,8 @@
-import codeql.rust.controlflow.internal.CfgConsistency
+/**
+ * @name Control flow graph inconsistencies
+ * @description Lists the control flow graph inconsistencies in the database.  This query is intended for internal use.
+ * @kind table
+ * @id rust/diagnostics/cfg-consistency
+ */
+
+ import codeql.rust.controlflow.internal.CfgConsistency