Add SAM interception FX (#830)

## Description:
Add SAM interception animation:


https://github.com/user-attachments/assets/5bfae4f2-f040-41cb-8fba-790538091807

Previously an intercepted nuke detonated with the regular nuke
explosion, which was confusing.

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced
- [x] I understand that submitting code with bugs that could have been
caught through manual testing blocks releases and new features for all
contributors

## Please put your Discord username so you can be contacted if a bug or
regression is found:

IngloriousTom

src/core/execution/SAMLauncherExecution.ts

@@ -180,7 +180,10 @@ export class SAMLauncherExecution implements Execution {
             this.sam.owner().id(),
           );
           // Delete warheads
-          mirvWarheadTargets.forEach((u) => u.delete());
+          mirvWarheadTargets.forEach((u) => {
+            u.setInterceptedBySam();
+            u.delete();
+          });
         } else if (target !== null) {
           target.setTargetedBySAM(true);
           this.mg.addExecution(

src/core/execution/SAMMissileExecution.ts

@@ -66,6 +66,7 @@ export class SAMMissileExecution implements Execution {
           this._owner.id(),
         );
         this.active = false;
+        this.target.setInterceptedBySam();
         this.target.delete(true, this._owner);
         this.SAMMissile.delete(false);