[MSX] Generator sprites and fixes (I-am-Erk#2612)

* Create active_backup_generator.json

* Create diesel_generator.json

* Create f_military_generator.json

* Add files via upload

* Add files via upload

* Create f_active_backup_generator.json

gfx/MShockXotto+/pngs_tiles_32x32/furniture/f_active_backup_generator/f_active_backup_generator.json

@@ -0,0 +1,4 @@
+  {
+    "id": [ "f_active_backup_generator", "f_diesel_generator" ],
+    "fg": [ "f_active_backup_generator" ]
+  }

gfx/MShockXotto+/pngs_tiles_32x32/furniture/f_military_generator/f_military_generator.json

@@ -0,0 +1,4 @@
+  {
+    "id": ["vp_ap_military_generator", "f_military_generator"],
+    "fg": "f_military_generator"
+  }

gfx/MShockXotto+/pngs_tiles_32x32/item/active_backup_generator/active_backup_generator.json

@@ -0,0 +1,4 @@
+  {
+    "id": [ "diesel_generator", "active_backup_generator" ],
+    "fg": "active_backup_generator"
+  }

gfx/MShockXotto+/pngs_tiles_32x32/vehicle/generators/diesel_generator.json

@@ -0,0 +1,4 @@
+{
+    "id": [ "vp_ap_diesel_generator" ],
+    "fg": "f_active_backup_generator"
+  }