More pirate weapon content(two new cannon ammo types, a musket and flintlock resprite and rebalance) (#23408)

* tally ho

* yarg

* forgot some shit

* Update projectiles.yml

* fucl

* glass ball

* Update snipers.yml

---------

Co-authored-by: Ed <96445749+TheShuEd@users.noreply.github.com>

Resources/Textures/Objects/Weapons/Guns/Projectiles/projectiles2.rsi/meta.json

@@ -72,6 +72,12 @@
           0.05
         ]
       ]
+    },
+    { 
+      "name": "grapeshot"
+    },
+    { 
+      "name": "shard"
     }
   ]
 }