Fix test parameter mismatches

Correct parameter names in integration tests to resolve TypeScript errors. The errors indicate a mismatch between expected and actual parameter names (`p_user_id` vs `_user_id`) in Supabase-generated types, which are now being aligned.

src/lib/integrationTests/suites/edgeFunctionTests.ts

@@ -88,7 +88,7 @@ export const edgeFunctionTestSuite: TestSuite = {
           // Call the ban check function
           const { data: isBanned, error: banError } = await supabase
             .rpc('is_user_banned', {
-              _user_id: userData.user.id
+              p_user_id: userData.user.id
             });
 
           if (banError) throw new Error(`Ban check failed: ${banError.message}`);