[ADD][12.0] base_user_role_profile: Add to 12.0

fixup! Logic and permissions fixes, new demo module, changes JS-side that reloads in a cleaner way on profile change

fixup! removed unused imports, beautified JS

fixup! Test coverage increase

[FIX] Use write instead of assignment operator on create function: assignment on multiple records raises error

fixup! Removed leftover copyright

Apply suggestions from code review

Co-Authored-By: David Beal <david.beal@akretion.com>

base_user_role_profile/models/profile.py

@@ -0,0 +1,19 @@
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from odoo import fields, models
+
+
+class ResUsersProfile(models.Model):
+    _name = "res.users.profile"
+    _description = "Role profile"
+
+    name = fields.Char("Name")
+    user_ids = fields.Many2many(
+        "res.users", string="Allowed users", compute="_compute_user_ids"
+    )
+    role_ids = fields.One2many("res.users.role", "profile_id", string="Roles")
+
+    def _compute_user_ids(self):
+        for rec in self:
+            rec.user_ids = self.env["res.users"].search(
+                [("profile_ids", "in", rec.ids)]
+            )