chore: address incorrect error raising

Signed-off-by: dosi <dosi.kolev@limechain.tech>

Author: Dosik13

src/hiero_sdk_python/contract/contract_function_parameters.py

@@ -102,10 +102,6 @@ def add_bytes32(self, value: bytes) -> "ContractFunctionParameters":
 
         Returns:
             This instance for method chaining
-
-        Raises:
-            ValueError: If value is not exactly 32 bytes
-            TypeError: If value is not bytes type
         """
         return self._add_param("bytes32", value)