rust: allow vec_init_then_push in tests

To supress the clippy lint in tests.

rust/src/pgsql/parser.rs

@@ -1094,6 +1094,7 @@ pub fn pgsql_parse_response(i: &[u8]) -> IResult<&[u8], PgsqlBEMessage> {
 }
 
 #[cfg(test)]
+#[allow(clippy::vec_init_then_push)]
 mod tests {
 
     use super::*;

rust/src/rdp/parser.rs

@@ -1103,6 +1103,7 @@ mod tests_negotiate_49350 {
 }
 
 #[cfg(test)]
+#[allow(clippy::vec_init_then_push)]
 mod tests_core_49350 {
     use crate::rdp::parser::*;