Update laravel-lang/lang requirement from ^7.0 to ^9.0

[dependabot-preview[bot]]

Updates the requirements on laravel-lang/lang to permit the latest version.

Release notes

Sourced from laravel-lang/lang's releases.

New structure of files:

• source/ - stores php and json source files
• locales/{locale} - stores php and json files with translations.

For more information, see #1606 and #1607.

Changelog

Sourced from laravel-lang/lang's changelog.

[9.0.0] - 2021-04-14

New structure of files:

• source/ - stores php and json source files
• locales/{locale} - stores php and json files with translations.

For more information, see #1606 and #1607.

[8.1.3] - 2021-04-14

Changed

• feature: [hu] #1609 auth.php
• feature: [nl] #1603 #1610 validation.php validation-inline.php json file

Documentation

• feature: #1599 contributing to dev
• feature: #1601 referents
• feature: #1614 readme

Todo script

• feature: #1600 Added validation for the :attribute string in the validation-inline.php files
• feature: #1602 Added auto-update docs/referents.md file
• feature: #1604 Added check of exclusion files for keys relevance

[8.1.2] - 2021-04-07

Changed

• feature: [it] #1596 #1597 validation.php validation-inline.php json file
• feature: [fr]

[8.1.1] - 2021-04-02

Added

• #1565 Add prohibited validation rule
• #1510 [af] Added Afrikaans language support

Changed

• feature: [ar] #1584 validation.php validation-inline.php json file
• feature: [es] #1566 #1579 #1585 validation.php validation-inline.php json file
• feature: [fr] #1580 json file
• feature: [hy] #1572 #1573 #1574 auth.php validation.php
• feature: [it] #1568 json file
• feature: [nl] #1587 json file

... (truncated)

Commits

• d58d7a0 doc for v9
• c3e51ee Merge pull request #1607 from andrey-helldar/patch/2021-04-12/12-50
• 54048d1 doc
• de25dfc Merge pull request #1614 from andrey-helldar/patch/2021-04-14/20-12
• 5731137 Projects based on this package title renamed to Translation managers
• f9214fe Merge remote-tracking branch 'caouecs/master' into patch/2021-04-12/12-50
• a3df3d1 Updated status of translations
• c1f0901 Merge pull request #1610 from astalpaert/translations/nl/json
• b350230 Merge pull request #1609 from faxunil/patch-1
• e7bf14f [NL] 🗣 Added some missing NL translations for json
• Additional commits viewable in compare view

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[dependabot-preview[bot]]

Superseded by #71.