Adjust tailwind content globs (#29596)
Tailwind content is not going to appear in `web_src/css`,
`web_src/fomantic` or `web_src/svg` or the JSON templates, so we don't
need to have tailwind scan these directories which will speed up the
build.
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Co-authored-by: delvh <dev.lh@web.de>
(cherry picked from commit 72b213b00fe1aa18d082423fbc4cfffff483eb18)
authored by