chore: move state to txe session (#16574)

Follow up of #16546, this moves the session state out of the txe oracle
and into the session. With this we're now well-prepared to have multiple
oracles for the different txe states.

Author: nventuro

yarn-project/pxe/src/contract_function_simulator/index.ts

@@ -1,7 +1,7 @@
 export { ExecutionNoteCache } from './execution_note_cache.js';
 export { HashedValuesCache } from './hashed_values_cache.js';
 export { pickNotes } from './pick_notes.js';
-export type { NoteData, TypedOracle } from './oracle/typed_oracle.js';
+export { type NoteData, TypedOracle } from './oracle/typed_oracle.js';
 export { MessageLoadOracleInputs } from './oracle/message_load_oracle_inputs.js';
 export { UtilityExecutionOracle } from './oracle/utility_execution_oracle.js';
 export { PrivateExecutionOracle } from './oracle/private_execution_oracle.js';