Fix ComputeGroupModel migration table lock order (#3244)

Author: r4victor

src/dstack/_internal/server/migrations/versions/7d1ec2b920ac_add_computegroupmodel.py

@@ -21,6 +21,8 @@
 
 def upgrade() -> None:
     # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table("jobs", schema=None) as batch_op:
+        batch_op.add_column(sa.Column("waiting_master_job", sa.Boolean(), nullable=True))
     op.create_table(
         "compute_groups",
         sa.Column("id", sqlalchemy_utils.types.uuid.UUIDType(binary=False), nullable=False),
@@ -71,10 +73,6 @@ def upgrade() -> None:
             ["compute_group_id"],
             ["id"],
         )
-
-    with op.batch_alter_table("jobs", schema=None) as batch_op:
-        batch_op.add_column(sa.Column("waiting_master_job", sa.Boolean(), nullable=True))
-
     # ### end Alembic commands ###