Add FileAppend to supported transactions list in HIP-1313 (#1366)

Signed-off-by: Michael Garber <michael.garber@hashgraph.com>

Author: mgarbs

HIP/hip-1313.md

@@ -126,7 +126,8 @@ This field applies to transactions involving entity creation, such as:
 - `CryptoCreate`
 - `CryptoTransfer` (when creating new accounts)
 - `FileCreate`
-- `LambdaSStore`
+- `FileAppend`
+- `HookStore`
 - `ScheduleCreate`
 - `TokenAirdrop`
 - `TokenAssociateToAccount`