[IMP] team_sports_club: Add Staff Partner Level, Menu Enhancements, and E-commerce UI Updates

[fw-bot]

Work done in this PR:

• Updated app menu to use PNG images
• Added a new partner level: Staff
• Assigned Lee Portal partner’s team to the Staff level
• Created a Staff submenu and list view
• Updated e-commerce UI:
  • Switched product image ratio to portrait(4/5)
  • Hide product description from the listing view

Task ID: 5858102

Forward-Port-Of: #1596

[robodoo]

[fw-bot]

@chga-odoo @vava-odoo cherrypicking of pull request #1596 failed.

stdout:

Auto-merging team_sports_club/__manifest__.py
CONFLICT (content): Merge conflict in team_sports_club/__manifest__.py
Auto-merging team_sports_club/demo/res_partner.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