Remove a redundant snapshot - `'Manage integrations' on General settings tab` (#10689)

This snapshot became redundant thanks to a new one on general-user-settings-tab.spec.ts (User settings tab - General), and should be removed to reduce the usage of quota.

Signed-off-by: Suguru Hirahara <luixxiul@users.noreply.github.com>

cypress/e2e/settings/set-integration-manager.spec.ts

@@ -52,9 +52,5 @@ describe("Set integration manager", () => {
                 cy.get(".mx_SettingsTab_subheading").should("have.css", "margin-inline-end", "0px");
             });
         });
-
-        cy.get(".mx_SetIntegrationManager").percySnapshotElement("'Manage integrations' on General settings tab", {
-            widths: [692], // actual width of mx_SetIntegrationManager
-        });
     });
 });