.idea/libraries/proguard_gradle.xml

<component name="libraryTable">
  <library name="proguard-gradle">
    <CLASSES>
      <root url="jar://$PROJECT_DIR$/../../prebuilts/tools/common/m2/repository/net/sf/proguard/proguard-base/5.2.1/proguard-base-5.2.1.jar!/" />
      <root url="jar://$PROJECT_DIR$/../../prebuilts/tools/common/m2/repository/net/sf/proguard/proguard-gradle/5.2.1/proguard-gradle-5.2.1.jar!/" />
    </CLASSES>
    <JAVADOC />
    <SOURCES>
      <root url="jar://$PROJECT_DIR$/../../prebuilts/tools/common/m2/repository/net/sf/proguard/proguard-base/5.2.1/proguard-base-5.2.1-sources.jar!/" />
      <root url="jar://$PROJECT_DIR$/../../prebuilts/tools/common/m2/repository/net/sf/proguard/proguard-gradle/5.2.1/proguard-gradle-5.2.1-sources.jar!/" />
    </SOURCES>
  </library>
</component>