refactor: Increase size for mobile config singelton value (#34288)

Co-authored-by: Abdul  Moeez Zahid <abdul.moeez@025907584957.2tor.net>

lms/djangoapps/mobile_api/migrations/0005_alter_mobileconfig_value.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.10 on 2024-02-23 06:14
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mobile_api', '0004_mobileconfig'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='mobileconfig',
+            name='value',
+            field=models.CharField(max_length=1000),
+        ),
+    ]

lms/djangoapps/mobile_api/models.py

@@ -110,7 +110,7 @@ class MobileConfig(TimeStampedModel):
     .. no_pii:
     """
     name = models.CharField(max_length=255)
-    value = models.CharField(max_length=255)
+    value = models.CharField(max_length=1000)
 
     class Meta:
         app_label = "mobile_api"