[FIX] project: task stage access right issue

Employees (base.group_user) can read tasks. However they miss the right to read
task stages (project.task.type). This causes issues when reading the form view
of a task. This commit fixes this issue.

addons/project/security/ir.model.access.csv

@@ -6,7 +6,8 @@ access_account_analytic_account_manager,account.analytic.account,analytic.model_
 access_account_analytic_account_portal,account_analytic_account,analytic.model_account_analytic_account,base.group_portal,1,0,0,0
 access_account_analytic_journal_project_manager,account.analytic.journal.project.manager,analytic.model_account_analytic_journal,project.group_project_manager,1,1,1,1
 access_account_analytic_journal_project_user,account.analytic.journal.project.user,analytic.model_account_analytic_journal,project.group_project_user,1,1,1,0
-access_project_task_type_user,project.task.type user,model_project_task_type,project.group_project_user,1,0,0,0
+access_project_task_type_user,project.task.type.user,model_project_task_type,base.group_user,1,0,0,0
+access_project_task_type_project_user,project.task.type.project.user,model_project_task_type,project.group_project_user,1,0,0,0
 access_project_task_type_manager,project.task.type manager,model_project_task_type,project.group_project_manager,1,1,1,1
 access_project_task,project.task,model_project_task,project.group_project_user,1,1,1,1
 access_report_project_task_user,report.project.task.user,model_report_project_task_user,project.group_project_manager,1,1,1,1