[FIX] website_sale: unescape placeholder for search

[fw-bot]

currently, we use t-out to set the placeholder, which escapes HTML so desk's lamp becomes desk's lamp

Fix:

• replace t-out with t-value to properly store placeholder.

Before

After

opw-5136972

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I confirm I have signed the CLA and read the PR guidelines at www.odoo.com/submit-pr

Forward-Port-Of: #230961

[robodoo]

[fw-bot]

@aksi-odoo @vchu-odoo cherrypicking of pull request #230961 failed.

stdout:

Auto-merging addons/website_sale/views/templates.xml
CONFLICT (content): Merge conflict in addons/website_sale/views/templates.xml

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.

⚠️ after resolving this conflict, you will need to merge it via @robodoo.

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

[vchu-odoo]

@robodoo r+