remove MAST URL bundle_name

bundle_name is not significant in MAST download URL

Author: cgarling

docs/src/tutorials/jwst-image-scale-bar.md

@@ -39,7 +39,7 @@ A mirror of the JWST initial release data is also hosted on AWS. We'll use this
 ```julia
 using Downloads
 
-fname = Downloads.download("https://mast.stsci.edu/api/v0.1/Download/file?bundle_name=MAST_2025-11-29T2146.sh&uri=mast:JWST/product/jw02731-o001_t017_nircam_clear-f187n_i2d.fits")
+fname = Downloads.download("https://mast.stsci.edu/api/v0.1/Download/file?uri=mast:JWST/product/jw02731-o001_t017_nircam_clear-f187n_i2d.fits")
 ```
 
 ## Loading the image