feat: add appraisers for auto-evaluation and add curd for this

core/apps/evaluation/models/auto.py

@@ -38,6 +38,13 @@ class AutoEvaluationModel(AbstractBaseModel):
         null=True,
         blank=True,
     )
+    appraisers = models.ManyToManyField(
+        "accounts.User",
+        verbose_name=_("appraisers"),
+        related_name="auto_evaluations",
+        blank=True,
+        null=True,
+    )
 
     # ── Step 1 — Umumiy ma'lumotlar ──────────────────────────────────
     registration_number = models.CharField(