Updated script to add units for inventory

[aeswibon]

Updates

• Fixes Inventory Function : Malfunction #925
• Fixes Inventory Function : Malfunction care_fe#2975
• Added Proper units as well as their conversion rates

[aeswibon]

Updated the script to add proper units and their conversion rates

[codecov-commenter]

Codecov Report

Merging #932 (0e119ba) into master (9730efd) will decrease coverage by 1.46%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master     #932      +/-   ##
==========================================
- Coverage   54.23%   52.77%   -1.47%     
==========================================
  Files         181      181              
  Lines        8824     8839      +15     
==========================================
- Hits         4786     4665     -121     
- Misses       4038     4174     +136     

Impacted Files	Coverage Δ
care/users/management/commands/seed_data.py	0.00% <0.00%> (ø)
...e/utils/serializer/phonenumber_ispossible_field.py	50.00% <0.00%> (-43.75%)	⬇️
config/serializers.py	36.84% <0.00%> (-31.58%)	⬇️
care/audit_log/middleware.py	47.36% <0.00%> (-22.81%)	⬇️
care/users/models.py	73.94% <0.00%> (-16.20%)	⬇️
care/facility/models/mixins/permissions/base.py	45.00% <0.00%> (-15.00%)	⬇️
care/users/api/viewsets/users.py	43.50% <0.00%> (-12.34%)	⬇️
care/facility/api/viewsets/facility.py	58.10% <0.00%> (-12.17%)	⬇️
care/users/api/serializers/user.py	56.77% <0.00%> (-9.33%)	⬇️
care/facility/models/patient.py	88.09% <0.00%> (-6.75%)	⬇️
... and 7 more

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[aeswibon]

@vigneshhari I have pushed all the requested changes