[IMP] developer/guidelines: warn module naming

Warn our partners to avoid using too generic naming for modules to avoid
potential collisions with future standard odoo modules

no-task

closes #13579

X-original-commit: 07950cc
Signed-off-by: Antoine Vandevenne (anv) <[email protected]>
Signed-off-by: Anton Romanova (roan) <[email protected]>

Author: antonrom1

content/contributing/development/coding_guidelines.rst

@@ -28,6 +28,11 @@ These guidelines should be applied to every new module and to all new developmen
 Module structure
 ================
 
+.. warning::
+
+    For modules developed by the community, it is strongly recommended to name
+    your module with a prefix like your company name.
+
 Directories
 -----------