Improvement/gdl 14 add reusable prettier diff

[benzekrimaha]

Issue: GDL-14

[bert-e]

Hello benzekrimaha,

My role is to assist you with the merge of this
pull request. Please type @bert-e help to get information
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Status report is not available.

[bert-e]

Waiting for approval

The following approvals are needed before I can proceed with the merge:

• the author

• 2 peers

[maeldonn]

Left some suggestions

[SylvainSenechal]

how come we need this file ?

[francoisferrand]

not needed, prettier-diff.js can be run directly just as well...

[benzekrimaha]

/approve

[bert-e]

I have successfully merged the changeset of this pull request
into targetted development branches:

• ✔️ development/8.3

The following branches have NOT changed:

• development/6.4
• development/7.10
• development/7.4
• development/8.2

Please check the status of the associated issue GDL-14.

Goodbye benzekrimaha.

The following options are set: approve