Make remove_forbidden_chars a tool

With #10683 (closed) and #9829 (closed) the function can be factorized as a tool.

assigned to @ced

added trytond type::feature + 1 deleted label

added 1 deleted label and removed 1 deleted label

New review371581002 at https://codereview.tryton.org/371581002/#ps375261002

New changeset f8dcec13ebe9 by Cédric Krier in branch 'default':
Add remove_forbidden_chars in tools
https://hg.tryton.org/modules/country/rev/f8dcec13ebe9

added 1 deleted label and removed 1 deleted label

closed

New changeset 7e5a44176bd4 by Cédric Krier in branch 'default':
Add remove_forbidden_chars in tools
https://hg.tryton.org/modules/currency/rev/7e5a44176bd4

New changeset 023ac0481f31 by Cédric Krier in branch 'default':
Add remove_forbidden_chars in tools
https://hg.tryton.org/modules/web_shop_vue_storefront/rev/023ac0481f31

New changeset 738c1d725255 by Cédric Krier in branch 'default':
Add remove_forbidden_chars in tools
https://hg.tryton.org/trytond/rev/738c1d725255

New changeset 16818f91e73c by Cédric Krier in branch 'default':
Add remove_forbidden_chars in tools
https://hg.tryton.org/tryton-env/rev/16818f91e73c