fix: exclude suspended products from supplier grid

Add WHERE NOT COALESCE(af.suspendu::boolean, false) AND NOT COALESCE(a.suspendu::boolean, false)
to pgGetArticlesByFournisseur — products flagged as suspended in artfou1
or articles table are no longer shown in the grid.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/lib/pg-ff-client.ts

@@ -151,6 +151,8 @@ export async function pgGetArticlesByFournisseur(codefou: string): Promise<PgArt
         ) last_fournisseur ON true
         WHERE af.code = ${codefou}
           AND a.codein IS NOT NULL
+          AND NOT COALESCE(af.suspendu::boolean, false)
+          AND NOT COALESCE(a.suspendu::boolean, false)
         ORDER BY a.no_id, af.no_id
     `);