Add read implementation of user_version pragma with ReadCookie opcode

vendored/sqlite3-parser/src/parser/ast/mod.rs

@@ -1598,6 +1598,8 @@ pub enum PragmaName {
     PageCount,
     /// returns information about the columns of a table
     TableInfo,
+    /// Returns the user version of the database file.
+    UserVersion,
     /// trigger a checkpoint to run on database(s) if WAL is enabled
     WalCheckpoint,
 }