Clipboards added to autolathe (and other folder changes) (#37705)

* Added plastic clipboards; added plastic clipboards to the PTech machine; added clipboards & plastic clipboards to the autolathe

* Fixed plastic clipboard inhand sprites; added and implemented 'empty' clipboard prototypes

* Cleaned up code for empty clipboards; removed BoxFolderBaseEmpty since now it's redundant

* Extensive folder cleanup

* Bugfixed random folder spawns

* Reduced amount of paper in CrateServiceBureaucracy

* Medical folder sprite rename

* BaseTraitorSocialObjective sprite fix

* Added office paper to bureaucracy crate

* First pass at addressing recent review

* Second pass at addressing recent review

* Fix of weird migration.yml error

* whoops, forgot to undo the rename to folder-white.png in the last few commits

* whoops, didn't commit that last commit properly

* whoops, forgot to undo this reordering

Resources/Textures/Objects/Misc/plastic_clipboard.rsi/meta.json

@@ -0,0 +1,35 @@
+{
+  "version": 1,
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Clipboard sprites are by WJohn (Github) for tgstation, taken from https://github.com/tgstation/tgstation/commit/3cc10b1785bff95e861d722b5164189951761921. Inhand sprites by nmajask (Github) for SS14. Aforementioned sprites modified again by Hitlinemoss. clipboard_paper is a modified version of paper from bureaucracy.rsi.",
+  "size": {
+    "x": 32,
+    "y": 32
+  },
+  "states": [
+    {
+      "name": "clipboard"
+    },
+    {
+      "name": "clipboard_over"
+    },
+    {
+      "name": "clipboard_paper"
+    },
+    {
+      "name": "clipboard_pen"
+    },
+    {
+      "name": "equipped-BELT",
+      "directions": 4
+    },
+    {
+      "name": "inhand-left",
+      "directions": 4
+    },
+    {
+      "name": "inhand-right",
+      "directions": 4
+    }
+  ]
+}