remove subgroups from all stage-* and dev-emulator-* configs

We recently added these only for the purpose of testing "suspended_subgroups", and do not need them anymore

Author: JGreenlee

configs/dev-emulator-study.nrel-op.json

@@ -1,14 +1,6 @@
 {
     "version": 1,
     "ts": 1655143472,
-    "opcode": {
-        "autogen": true,
-        "subgroups": [
-          "test",
-          "default"
-        ],
-        "suspended_subgroups": ["default"]
-    },
     "intro": {
         "program_or_study": "study",
         "start_month": "9",

configs/stage-program.nrel-op.json

@@ -5,14 +5,6 @@
         "connectUrl": "https://openpath-stage.nrel.gov/api/",
         "aggregate_call_auth": "user_only"
     },
-    "opcode": {
-        "autogen": false,
-        "subgroups": [
-          "test",
-          "default",
-          "temp"
-        ]
-    },
     "intro": {
         "program_or_study": "program",
         "start_month": "9",

configs/stage-study.nrel-op.json

@@ -5,14 +5,6 @@
         "connectUrl": "https://openpath-stage.nrel.gov/api/",
         "aggregate_call_auth": "user_only"
     },
-    "opcode": {
-        "autogen": true,
-        "subgroups": [
-          "test",
-          "default",
-          "temp"
-        ]
-    },
     "intro": {
         "program_or_study": "study",
         "start_month": "9",

configs/stage-timeuse.nrel-op.json

@@ -5,14 +5,6 @@
         "connectUrl": "https://openpath-stage.nrel.gov/api/",
         "aggregate_call_auth": "user_only"
     },
-    "opcode": {
-        "autogen": true,
-        "subgroups": [
-          "test",
-          "default",
-          "temp"
-        ]
-    },
     "intro": {
         "program_or_study": "program",
         "start_month": "9",