[FW][ADD] Inventory: Use locations to manage inventory

[fw-bot]

This PR adds a new doc about how to create locations and location hierarchies.

Forward-Port-Of: #3843

[robodoo]

Pull request status dashboard.

[fw-bot]

@hojo-odoo @StraubCreative cherrypicking of pull request #3843 failed.

stdout:

Auto-merging content/applications/inventory_and_mrp/inventory/management/warehouses.rst
Auto-merging content/applications/inventory_and_mrp/inventory/routes/strategies/removal.rst
CONFLICT (content): Merge conflict in content/applications/inventory_and_mrp/inventory/routes/strategies/removal.rst

stderr:

19:09:34.288948 git.c:463               trace: built-in: git cherry-pick a7a577d455e5ac18cb57a202ec0c7ea34970a9d6
error: could not apply a7a577d45... [ADD] Inventory: Use locations to manage inventory
hint: After resolving the conflicts, mark them with
hint: "git add/rm <pathspec>", then run
hint: "git cherry-pick --continue".
hint: You can instead skip this commit with "git cherry-pick --skip".
hint: To abort and get back to the state before "git cherry-pick",
hint: run "git cherry-pick --abort".
----------
status:

Either perform the forward-port manually (and push to this branch, proceeding as usual) or close this PR (maybe?).

In the former case, you may want to edit this PR message as well.

More info at https://github.com/odoo/odoo/wiki/Mergebot#forward-port

[StraubCreative]

@robodoo r+

[robodoo]

@hojo-odoo @StraubCreative staging failed: ci/runbot on 3a5b18ee8c9c34a30583bda87e0858cb3f31bc6d (view more at https://runbot.odoo.com/runbot/build/53606727)

[StraubCreative]

@robodoo retry