Switch many common tasks defined in buildSrc to lazy creation

also refactor some locally defined tasks to the creation avoidance API

compiler/compiler-runner/build.gradle.kts

@@ -29,8 +29,6 @@ sourceSets {
 
 publish()
 
-val jar: Jar by tasks
-
-runtimeJar(rewriteDepsToShadedCompiler(jar))
+runtimeJar(rewriteDefaultJarDepsToShadedCompiler())
 sourcesJar()
 javadocJar()

compiler/daemon/build.gradle.kts

@@ -50,7 +50,7 @@ publish()
 
 noDefaultJar()
 
-runtimeJar(task<ShadowJar>("shadowJar")) {
+runtimeJar(tasks.register<ShadowJar>("shadowJar")) {
     from(mainSourceSet.output)
 }
 

compiler/daemon/daemon-client-new/build.gradle.kts

@@ -65,7 +65,7 @@ publish()
 
 noDefaultJar()
 
-runtimeJar(task<ShadowJar>("shadowJar")) {
+runtimeJar(tasks.register<ShadowJar>("shadowJar")) {
     from(mainSourceSet.output)
 }
 

compiler/tests-different-jdk/build.gradle.kts

@@ -34,7 +34,7 @@ fun Project.codegenTest(
     target: Int, jvm: String, jdk: String,
     targetInTestClass: String = "$target",
     body: Test.() -> Unit
-): Test = projectTest("codegenTarget${targetInTestClass}Jvm${jvm}Test") {
+): TaskProvider<Test> = projectTest("codegenTarget${targetInTestClass}Jvm${jvm}Test") {
     dependsOn(":dist")
     workingDir = rootDir