Update RELEASE_OVERVIEW.md (#1055)

Update RELEASE_OVERVIEW.md

Author: anwai98

RELEASE_OVERVIEW.md

@@ -1,5 +1,10 @@
 # Release Overview
 
+**New in version 1.5.0**
+- Preliminary version of object classification tool.
+- Enabling support for napari v6, zarr v3 and numpy v2.
+- Add support for training models for automatic instance segmentation-only.
+
 **New in version 1.4.0**
 
 This release includes three main changes:

micro_sam/instance_segmentation.py

@@ -793,6 +793,7 @@ def get_unetr(
         final_activation="Sigmoid",
         use_skip_connection=False,
         resize_input=True,
+        use_conv_transpose=True,
     )
 
     if decoder_state is not None: