test: Unskip Placement Group navigation test by removing .only (linode#11272)

* Unskip Placement Group navigation test by removing `.only`

* Added changeset: Unskip Placement Group landing page navigation test

Author: jdamore-linode

packages/manager/.changeset/pr-11272-tests-1731954049354.md

@@ -0,0 +1,5 @@
+---
+"@linode/manager": Tests
+---
+
+Unskip Placement Group landing page navigation test ([#11272](https://github.com/linode/manager/pull/11272))

packages/manager/cypress/e2e/core/placementGroups/placement-groups-navigation.spec.ts

@@ -27,7 +27,7 @@ describe('Placement Groups navigation', () => {
   /*
    * - Confirm navigation patterns to the create drawer
    */
-  it.only('can navigate to a placement group details page', () => {
+  it('can navigate to a placement group details page', () => {
     cy.visitWithLogin('/placement-groups');
 
     ui.button