fix(location): Dutch postal codes can never start with '0'

[RobinvanderVliet]

No description provided.

[codecov]

Codecov Report

Merging #2326 (a68af19) into next (3c839bf) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

❗ Current head a68af19 differs from pull request most recent head 88cfe0f. Consider uploading reports for the commit 88cfe0f to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             next    #2326      +/-   ##
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- Coverage   99.60%   99.59%   -0.01%     
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  Files        2665     2665              
  Lines      246438   246448      +10     
  Branches     1086     1080       -6     
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- Hits       245468   245454      -14     
- Misses        943      967      +24     
  Partials       27       27              

Files Changed	Coverage Δ
src/locales/nl/location/postcode.ts	100.00% <100.00%> (ø)

... and 1 file with indirect coverage changes

[ST-DDT]

If you fix something please include a link that can be used for verification if possible.

[import-brain]

If you fix something please include a link that can be used for verification if possible.

Not too sure if this is good enough verification but it's what I found: https://stackoverflow.com/questions/17898523/regular-expression-for-dutch-zip-postal-code#:~:text=As%20an%20aside%3A%20Dutch%20postal%20codes%20never%20start%20with%20a%20zero.

[ST-DDT]

If you fix something please include a link that can be used for verification if possible.

Not too sure if this is good enough verification but it's what I found: stackoverflow.com/questions/17898523/regular-expression-for-dutch-zip-postal-code#:~:text=As%20an%20aside%3A%20Dutch%20postal%20codes%20never%20start%20with%20a%20zero.

Well, there is always https://github.com/validatorjs/validator.js/blob/master/src/lib/isPostalCode.js

[matthewmayer]

Wikipedia generally explains postcodes well

https://en.wikipedia.org/wiki/Postal_codes_in_the_Netherlands?wprov=sfti1