Increase minimum PHP required version to 7.4.

Automattic / syntaxhighlighter

WordPress plugin that makes it easy to post syntax-highlighted code snippets.

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Open aaronfc opened 2 years ago

aaronfc commented 2 years ago

Currently supported PHP versions are >=7.4. This plugin requires a minimum PHP version of 7.0.

Increase the required PHP version to at least 7.4 as previous versions can not be considered secure.
Update .travis.yml to cover only >=7.4 versions.