Revert "Update to Kotlin 1.6.0-dev-2458"

This reverts commit 2be88f6.

CONTRIBUTING.md

@@ -36,7 +36,6 @@ The form of the test itself is flexible as long as the logic is being covered.
 Here are some [sample test processors](compiler-plugin/src/test/kotlin/com/google/devtools/ksp/processor) for your reference.
 
 #### Steps for writing a test
-* KSP needs to be built with JDK 11+, because of some test dependencies.
 * Create a test processor under the sample processor folder.
 it should be extending [AbstractTestProcessor](compiler-plugin/src/test/kotlin/com/google/devtools/ksp/processor/AbstractTestProcessor.kt)
 * Write your logic by overriding corresponding functions. 

gradle-plugin/src/main/kotlin/com/google/devtools/ksp/gradle/KspSubplugin.kt

@@ -449,9 +449,9 @@ abstract class KspTaskJvm : KotlinCompile(KotlinJvmOptionsImpl()), KspTask {
                     viewConfig.attributes.attribute(artifactType, CLASS_STRUCTURE_ARTIFACT_TYPE)
                 }.files
             ).disallowChanges()
-            classpathSnapshotProperties.useClasspathSnapshot.value(true).disallowChanges()
+            useClasspathSnapshot.value(true).disallowChanges()
         } else {
-            classpathSnapshotProperties.useClasspathSnapshot.value(false).disallowChanges()
+            useClasspathSnapshot.value(false).disallowChanges()
         }
     }
 

gradle.properties

@@ -1,9 +1,9 @@
 # Copied from kotlinc
 org.gradle.jvmargs=-Duser.country=US -Dkotlin.daemon.jvm.options=-Xmx2200m -Dfile.encoding=UTF-8
 
-kotlinBaseVersion=1.6.0-dev-2458
-agpBaseVersion=7.0.0
-intellijVersion=203.8084.24
+kotlinBaseVersion=1.6.0-dev-328
+agpBaseVersion=4.2.0
+intellijVersion=202.7660.26
 junitVersion=4.12
 googleTruthVersion=1.1
 compilerTestEnabled=false