Add --tries 3 arg when triggering e2e-tests upon releasing (#31285)

* Add ``--tries 3` arg when triggering e2e-tests

* Make e2e-tests retry 3 times only for release pipelines

scripts/lib.star

@@ -671,7 +671,10 @@ def e2e_tests_server_step(edition, port=3001):
         ],
     }
 
-def e2e_tests_step(edition, port=3001):
+def e2e_tests_step(edition, port=3001, tries=None):
+    cmd = './bin/grabpl e2e-tests --port {}'.format(port)
+    if tries:
+        cmd += ' --tries {}'.format(tries)
     return {
         'name': 'end-to-end-tests' + enterprise2_sfx(edition),
         'image': 'grafana/ci-e2e:12.19.0-1',
@@ -685,7 +688,7 @@ def e2e_tests_step(edition, port=3001):
             # Have to re-install Cypress since it insists on searching for its binary beneath /root/.cache,
             # even though the Yarn cache directory is beneath /usr/local/share somewhere
             './node_modules/.bin/cypress install',
-            './bin/grabpl e2e-tests --port {}'.format(port),
+            cmd,
         ],
     }
 

scripts/release.star

@@ -92,7 +92,7 @@ def get_steps(edition, ver_mode):
         gen_version_step(ver_mode=ver_mode, include_enterprise2=include_enterprise2),
         package_step(edition=edition, ver_mode=ver_mode),
         e2e_tests_server_step(edition=edition),
-        e2e_tests_step(edition=edition),
+        e2e_tests_step(edition=edition, tries=3),
         build_storybook_step(edition=edition, ver_mode=ver_mode),
         copy_packages_for_docker_step(),
         build_docker_images_step(edition=edition, ver_mode=ver_mode, publish=should_publish),
@@ -117,7 +117,7 @@ def get_steps(edition, ver_mode):
             package_step(edition=edition2, ver_mode=ver_mode, variants=['linux-x64']),
             upload_cdn(edition=edition2),
             e2e_tests_server_step(edition=edition2, port=3002),
-            e2e_tests_step(edition=edition2, port=3002),
+            e2e_tests_step(edition=edition2, port=3002, tries=3),
         ])
         if should_upload:
             steps.append(upload_packages_step(edition=edition2, ver_mode=ver_mode))