[GH] Add playground support for androidx.lifecycle

Adds a workaround to exclude androidx.lifecycle transitive dependencies from legacy-support-core-utils
resolving an error for "Could not find lifecycle-runtime.aar" when building lifecycle-services.

Test: cd lifecycle && ./gradlew bOS

This is an imported pull request from https://.com/androidx/androidx/pull/101.

Resolves #101
-Pr-Head-Sha: 82a52fb37fe0f9424704966a9353f1c2496ebbcb
GitOrigin-RevId: 213a2ee640f6c2e7f944558cd82f01ae1c7bf11b
Change-Id: I2a7614cbadc7b10e11ff61034bc9e5d117d8b04f

• ./ISSUE_TEMPLATE/config.yml[diff]
• ./workflows/presubmit.yml[diff]
• CONTRIBUTING.md[diff]
• README.md[diff]
• lifecycle/.idea/codeStyles/Project.xml[Added - diff]
• lifecycle/.idea/codeStyles/codeStyleConfig.xml[Added - diff]
• lifecycle/.idea/copyright/AndroidCopyright.xml[Added - diff]
• lifecycle/.idea/copyright/profiles_settings.xml[Added - diff]
• lifecycle/.idea/inspectionProfiles/Project_Default.xml[Added - diff]
• lifecycle/.idea/scopes/Ignore_API_Files.xml[Added - diff]
• lifecycle/.idea/scopes/buildSrc.xml[Added - diff]
• lifecycle/gradle[Added - diff]
• lifecycle/gradle.properties[Added - diff]
• lifecycle/gradlew[Added - diff]
• lifecycle/gradlew.bat[Added - diff]
• lifecycle/integration-tests/kotlintestapp/build.gradle[diff]
• lifecycle/integration-tests/testapp/build.gradle[diff]
• lifecycle/lifecycle-viewmodel-savedstate/build.gradle[diff]
• lifecycle/settings.gradle[Added - diff]