[7.x] [SIEM] [Maps] Fixes Network Map empty tooltip (#66828)

[spong]

Backports the following commits to 7.x:

• [SIEM] [Maps] Fixes Network Map empty tooltip ([SIEM] [Maps] Fixes Network Map empty tooltip #66828)

[kibanamachine]

💛 Build succeeded, but was flaky

• continuous-integration/kibana-ci/pull-request
• Commit: 1ef6505
• Flaky suites:
  • xpack-siemCypress

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Test Failures

Kibana Pipeline / kibana-xpack-agent / Configures a new connector.Cases connectors Configures a new connector

Link to Jenkins

Standard Out

Failed Tests Reporter:
  - Test has failed 17 times on tracked branches: https://github.com/elastic/kibana/issues/65278

Stack Trace

AssertionError: Timed out retrying: Expected to find element: `[data-test-subj='dropdown-connector-e8026d49-feb7-4711-a5a1-7a6afcb897f8']`, but never found it.
    at ensureExistence (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:137438:32)
    at Object.ensureElExistence (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:137456:12)
    at ensureExistence (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:127861:23)
    at onFailFn (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:127899:9)
    at tryCatcher (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:9059:23)
    at Promise._settlePromiseFromHandler (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:6994:31)
    at Promise._settlePromise (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:7051:18)
    at Promise._settlePromise0 (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:7096:10)
    at Promise._settlePromises (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:7172:18)
    at _drainQueueStep (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:3766:12)
    at _drainQueue (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:3759:9)
    at Async.../../node_modules/bluebird/js/release/async.js.Async._drainQueues (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:3775:5)
    at Async.drainQueues (http://elastic:changeme@localhost:61131/__cypress/runner/cypress_runner.js:3645:14)

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