Remove Jacooco test coverage from testharness module

This was not currently working and monitored, so we decided to remove it

testharness/build.gradle.kts

@@ -21,25 +21,12 @@ plugins {
     id(libs.plugins.jetbrains.dokka.get().pluginId)
     id(libs.plugins.gradle.metalava.get().pluginId)
     id(libs.plugins.vanniktech.maven.publish.get().pluginId)
-    jacoco
 }
 
 kotlin {
     explicitApi()
 }
 
-tasks.withType<Test> {
-    configure<JacocoTaskExtension> {
-        // Required for JaCoCo + Robolectric
-        // https://github.com/robolectric/robolectric/issues/2230
-        isIncludeNoLocationClasses = true
-
-        // Required for JDK 11 with the above
-        // https://github.com/gradle/gradle/issues/5184#issuecomment-391982009
-        excludes?.add("jdk.internal.*")
-    }
-}
-
 android {
     namespace = "com.google.accompanist.testharness"
 
@@ -87,10 +74,6 @@ android {
         }
     }
 
-    testCoverage {
-        jacocoVersion = "0.8.8"
-    }
-
     testOptions {
         unitTests {
             isIncludeAndroidResources = true