Replace deprecated tasks.create with tasks.register (open-telemetry#13691)

Author: laurit

instrumentation/build.gradle.kts

@@ -7,10 +7,10 @@ val instrumentationProjectTest = tasks.named("test")
 // batching up the muzzle tasks alphabetically into 4 chunks
 // to split them up into separate CI jobs (but not too many CI job)
 val instrumentationProjectMuzzle = listOf(
-  tasks.create("muzzle1"),
-  tasks.create("muzzle2"),
-  tasks.create("muzzle3"),
-  tasks.create("muzzle4"),
+  tasks.register("muzzle1"),
+  tasks.register("muzzle2"),
+  tasks.register("muzzle3"),
+  tasks.register("muzzle4"),
 )
 
 var counter = 0
@@ -33,6 +33,6 @@ subprojects {
     // relying on predictable ordering of subprojects
     // (see https://docs.gradle.org/current/dsl/org.gradle.api.Project.html#N14CB4)
     // since we are splitting these muzzleX tasks across different github action jobs
-    instrumentationProjectMuzzle[counter++ % 4].dependsOn(subProj.tasks.named("muzzle"))
+    instrumentationProjectMuzzle[counter++ % 4].get().dependsOn(subProj.tasks.named("muzzle"))
   }
 }

instrumentation/runtime-telemetry/runtime-telemetry-java17/library/build.gradle.kts

@@ -11,7 +11,7 @@ dependencies {
   testImplementation("io.github.netmikey.logunit:logunit-jul:1.1.3")
 }
 
-tasks.create("generateDocs", JavaExec::class) {
+tasks.register("generateDocs", JavaExec::class) {
   group = "build"
   description = "Generate table for README.md"
   classpath = sourceSets.test.get().runtimeClasspath