Added the missing CHARMM meta info

meta_info/nomad_meta_info/charmm.nomadmetainfo.json

@@ -647,6 +647,15 @@
     "superNames": [
       "section_run"
     ]
+  }, {
+    "description": "charmm running environment and control parameters.",
+    "name": "x_charmm_inout_control_gaussian_option_is",
+    "dtypeStr": "C",
+    "shape": [],
+    "superNames": [
+      "section_run",
+      "x_charmm_section_control_parameters"
+    ]
   }, {
     "description": "charmm running environment and control parameters.",
     "name": "x_charmm_inout_control_crystal",