Updated validation package for better error handling

## Dev Board Ticket
N/A

## Changes
- Updated the `python-osw-validation` package version from `0.3.1` to `0.3.2`
- Updated unit test cases

## Testing
- TDEI Portal

Author: sujata-m

requirements.txt

@@ -4,4 +4,4 @@ python-ms-core==0.0.23
 uvicorn==0.20.0
 html_testRunner==1.2.1
 geopandas==0.14.4
-python-osw-validation==0.3.1
+python-osw-validation==0.3.2