User forms

* refactors user/forms.py by splitting into modals package and regular forms
    * regular forms can now be found at user/forms/user.py and user/forms/team.py
    * modal forms can now be found at user/forms/modals/...

user/forms/modals/user.py

@@ -0,0 +1,62 @@
+"""
+Author: Michel Peltriaux
+Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
+Contact: ksp-servicestelle@sgdnord.rlp.de
+Created on: 18.08.22
+
+"""
+from django import forms
+from django.utils.translation import gettext_lazy as _
+
+from konova.forms.modals import BaseModalForm
+
+
+class UserContactForm(BaseModalForm):
+    def save(self):
+        # Readonly form. No saving needed
+        pass
+
+    name = forms.CharField(
+        label=_("Username"),
+        label_suffix="",
+        required=False,
+        widget=forms.TextInput(
+            attrs={
+                "readonly": True,
+                "class": "form-control",
+            }
+        ),
+    )
+    person_name = forms.CharField(
+        label=_("Person name"),
+        label_suffix="",
+        required=False,
+        widget=forms.TextInput(
+            attrs={
+                "readonly": True,
+                "class": "form-control",
+            }
+        ),
+    )
+    mail = forms.EmailField(
+        label=_("E-Mail"),
+        label_suffix="",
+        required=False,
+        widget=forms.TextInput(
+            attrs={
+                "readonly": True,
+                "class": "form-control",
+            }
+        ),
+    )
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.render_submit = False
+        self.form_title = _("User contact data")
+        self.form_caption = ""
+
+        self.initialize_form_field("name", self.instance.username)
+        self.initialize_form_field("person_name", "{} {}".format(self.instance.first_name, self.instance.last_name))
+        self.initialize_form_field("mail", self.instance.email)
+