Added high-level abstraction for some PUS services

Introduced high-level abstractions for targetable requests in general.

- PUS Service 3 (HK) abstraction for targetable HK requests
- PUS Service 8 (Action) abstraction for targetable action requests

satrs/src/mode.rs

@@ -1,9 +1,10 @@
-use crate::tmtc::TargetId;
 use core::mem::size_of;
 #[cfg(feature = "serde")]
 use serde::{Deserialize, Serialize};
 use spacepackets::ByteConversionError;
 
+use crate::TargetId;
+
 #[derive(Debug, Copy, Clone, PartialEq, Eq)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub struct ModeAndSubmode {
@@ -47,12 +48,12 @@ impl ModeAndSubmode {
 }
 #[derive(Debug, Copy, Clone, PartialEq, Eq)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
-pub struct ModeCommand {
+pub struct TargetedModeCommand {
     pub address: TargetId,
     pub mode_submode: ModeAndSubmode,
 }
 
-impl ModeCommand {
+impl TargetedModeCommand {
     pub const fn new(address: TargetId, mode_submode: ModeAndSubmode) -> Self {
         Self {
             address,