Add required metadata for "insmode" and "vph" (fixes #327)

Author: sergiopasra

src/megaradrp/instrument/configs/component-3d24fe52-f28d-4162-9124-f447daded7d5.json

@@ -0,0 +1,11 @@
+{
+  "name": "vph_wheel",
+  "description": "Properties of the VPHs",
+  "type": "component",
+  "date_start": null,
+  "date_end": null,
+  "uuid": "3d24fe52-f28d-4162-9124-f447daded7d5",
+  "properties": [
+    {"id": "current", "limits": [], "key": "VPH", "ext": 0}
+  ]
+}

src/megaradrp/instrument/configs/component-78f6d437-85d6-4d7a-bdb7-1e043368b442.json

@@ -6,6 +6,7 @@
   "date_end": null,
   "uuid": "78f6d437-85d6-4d7a-bdb7-1e043368b442",
   "properties": [
+    {"id": "insmode", "one_of":  ["LCB", "MOS"], "key": "INSMODE", "ext": 0},
     {"id": "boxes", "uuid": "86a6e968-8d3d-456f-89f8-09ff0c7f7c57"},
     {"id": "boxes_positions", "uuid": "86a6e968-8d3d-456f-89f8-09ff0c7f7c57"}
   ]

src/megaradrp/instrument/configs/instrument-ca3558e3-e50d-4bbc-86bd-da50a0998a48.json

@@ -5,9 +5,14 @@
   "date_end": null,
   "type": "instrument",
   "name": "MEGARA",
+  "properties":[
+    {"id": "insmode", "references": "pseudoslit.insmode"},
+    {"id": "vph", "references": "vph_wheel.current"}
+  ],
   "components":
   [
     {"id": "detector", "uuid": "2e02e135-2325-47c9-9975-466b445b0b8b"},
+    {"id": "vph_wheel", "uuid": "3d24fe52-f28d-4162-9124-f447daded7d5"},
     {"id": "pseudoslit", "uuid": "78f6d437-85d6-4d7a-bdb7-1e043368b442"}
   ]
 }