Update requirements.txt

notebooks/WFC3/ir_scattered_light_manual_corrections/requirements.txt

@@ -1,10 +1,10 @@
 astropy>=5.3.3
 astroquery>=0.4.6
 drizzlepac>=3.5.1
+photutils==1.12.0 # The notebook uses deprecated methods such as DAOGroup.
 ginga==4.0.1  # The notebook needs ginga.util.zcale
 matplotlib>=3.7.0
 numpy>=1.23.4
 stwcs>=1.7.2
 wfc3tools>=1.4.0
 crds>=11.17.9
-