More save-compatibility changes

resources/units/aircraft/An-30M.yaml

@@ -2,4 +2,5 @@ description: The An-30M is a military transport aircraft.
 price: 15
 variants:
   An-30M: null
-tasks: {}
+tasks:
+  Transport: 150

resources/units/aircraft/MiG-25RBT.yaml

@@ -28,4 +28,5 @@ role: Strike Fighter
 max_range: 500
 variants:
   MiG-25RBT Foxbat-B: {}
-tasks: {}
+tasks:
+  Strike: 150

resources/units/aircraft/SA342Minigun.yaml

@@ -5,4 +5,7 @@ can_carry_crates: false
 variants:
   SA342Minigun: null
 kneeboard_units: "metric"
-tasks: {}
+tasks:
+  BAI: 230
+  CAS: 230
+  OCA/Aircraft: 230

resources/units/aircraft/SA342Mistral.yaml

@@ -20,4 +20,5 @@ role: Light Attack
 variants:
   SA 342M Gazelle Mistral: {}
 kneeboard_units: "metric"
-tasks: {}
+tasks:
+  Escort: 80

resources/units/aircraft/Su-24MR.yaml

@@ -2,4 +2,5 @@ price: 15
 max_range: 200
 variants:
   Su-24MR: null
-tasks: {}
+tasks:
+  BARCAP: 0