remove group constrainte, it's now a normal group

tests/dictionaries_old/11valid_enum_variable/00-base.xml

@@ -0,0 +1,21 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<rougail version="0.9">
+  <variables>
+    <family name="general">
+      <variable name="mode_conteneur_actif" type="string" description="No change">
+        <value>a</value>
+      </variable>
+      <variable name="var" type="string" description="New variable" multi="True">
+        <value>a</value>
+        <value>b</value>
+        <value>c</value>
+      </variable>
+    </family>
+  </variables>
+  <constraints>
+    <check name="valid_enum">
+      <param type="variable">var</param>
+      <target>mode_conteneur_actif</target>
+    </check>
+  </constraints>
+</rougail>

tests/dictionaries_old/11valid_enum_variable/makedict/after.json

@@ -0,0 +1,14 @@
+{
+    "rougail.general.mode_conteneur_actif": {
+        "owner": "default",
+        "value": "a"
+    },
+    "rougail.general.var": {
+        "owner": "default",
+        "value": [
+            "a",
+            "b",
+            "c"
+        ]
+    }
+}

tests/dictionaries_old/11valid_enum_variable/makedict/base.json

@@ -0,0 +1,8 @@
+{
+    "rougail.general.mode_conteneur_actif": "a",
+    "rougail.general.var": [
+        "a",
+        "b",
+        "c"
+    ]
+}

tests/dictionaries_old/11valid_enum_variable/makedict/before.json

@@ -0,0 +1,14 @@
+{
+    "rougail.general.mode_conteneur_actif": {
+        "owner": "default",
+        "value": "a"
+    },
+    "rougail.general.var": {
+        "owner": "default",
+        "value": [
+            "a",
+            "b",
+            "c"
+        ]
+    }
+}

tests/dictionaries_old/11valid_enum_variable/tiramisu/base.py

@@ -0,0 +1,18 @@
+from importlib.machinery import SourceFileLoader
+from importlib.util import spec_from_loader, module_from_spec
+loader = SourceFileLoader('func', 'tests/dictionaries/../eosfunc/test.py')
+spec = spec_from_loader(loader.name, loader)
+func = module_from_spec(spec)
+loader.exec_module(func)
+for key, value in dict(locals()).items():
+    if key != ['SourceFileLoader', 'func']:
+        setattr(func, key, value)
+try:
+    from tiramisu3 import *
+except:
+    from tiramisu import *
+option_4 = StrOption(name="var", doc="New variable", multi=True, default=['a', 'b', 'c'], default_multi="a", properties=frozenset({"mandatory", "normal"}))
+option_3 = ChoiceOption(name="mode_conteneur_actif", doc="No change", values=Calculation(func.calc_value, Params((ParamOption(option_4)))), default="a", properties=frozenset({"mandatory", "normal"}))
+option_2 = OptionDescription(name="general", doc="general", children=[option_3, option_4], properties=frozenset({"normal"}))
+option_1 = OptionDescription(name="rougail", doc="rougail", children=[option_2])
+option_0 = OptionDescription(name="baseoption", doc="baseoption", children=[option_1])