add slime, bird samples to the rest sample spawns (CleverRaven#58270)

# |<-- Using around 50, Maximum 72 Characters -->|

those two particular samples were missing in the loot-table
# |<----      Limit Each Line to a Maximum Of 72 Characters       ---->|

closes CleverRaven#58255
# Provide links or keys to any relevant tickets, articles or other resources
# Example: fixes CleverRaven#1234, closes CleverRaven#2345, resolves CleverRaven#3456, references CleverRaven#4567

data/json/itemgroups/Labs/labs_mutagen.json

@@ -60,6 +60,8 @@
       { "item": "lupine_sample", "prob": 40, "count": [ 1, 3 ] },
       { "item": "feline_sample", "prob": 40, "count": [ 1, 3 ] },
       { "item": "plant_sample", "prob": 40, "count": [ 1, 3 ] },
+      { "item": "slime_sample", "prob": 40, "count": [ 1, 3 ] },
+      { "item": "bird_sample", "prob": 40, "count": [ 1, 3 ] },
       { "item": "egg_reptile", "prob": 20, "count-min": 1, "count-max": 12 },
       { "item": "water_clean", "container-item": "bottle_plastic", "prob": 65, "count": [ 1, 3 ], "sealed": false },
       { "item": "water_mineral", "container-item": "bottle_plastic", "prob": 35, "count": [ 1, 2 ], "sealed": false }

data/json/itemgroups/supplies.json

@@ -381,6 +381,8 @@
       { "item": "lupine_sample", "prob": 10, "count": [ 1, 3 ] },
       { "item": "feline_sample", "prob": 10, "count": [ 1, 3 ] },
       { "item": "plant_sample", "prob": 10, "count": [ 3, 6 ] },
+      { "item": "slime_sample", "prob": 10, "count": [ 3, 6 ] },
+      { "item": "bird_sample", "prob": 10, "count": [ 3, 6 ] },
       { "item": "sweetbread", "prob": 10, "count": [ 1, 3 ] }
     ]
   },