Adds plant clippers and changes hydro tool sprites to be more consistent (#4482)

* Adds plant clippers

* Updates sycthe, hoe and spade sprites

Resources/Textures/Objects/Tools/Hydroponics/scythe.rsi/meta.json

@@ -1,12 +1,15 @@
 {
   "version": 1,
   "license": "CC-BY-SA-3.0",
-  "copyright": "Taken from tgstation at commit https://github.com/tgstation/tgstation/commit/c6e3401f2e7e1e55c57060cdf956a98ef1fefc24",
+  "copyright": "Taken from Aurorastation at commit https://github.com/Aurorastation/Aurora.3/commit/3160508c1a9f367be0ab054cceaf2e36c0b66250",
   "size": {
     "x": 32,
     "y": 32
   },
   "states": [
+    {
+      "name": "icon"
+    },
     {
       "name": "inhand-left",
       "directions": 4
@@ -16,7 +19,8 @@
       "directions": 4
     },
     {
-      "name": "icon"
+      "name": "equipped-BACKPACK",
+      "directions": 4
     }
   ]
 }