After upgrading to Kotlin 1.6.0, I'm getting: ```C...

# squarelibraries

[dave08]

After upgrading to Kotlin 1.6.0, I'm getting:

Caused by: java.lang.IllegalStateException: Could not parse metadata! This should only happen if you're using Kotlin <1.1.
	at com.squareup.moshi.kotlinpoet.metadata.KotlinPoetMetadata.readKotlinClassMetadata(KotlinPoetMetadata.kt:89)
	at com.squareup.moshi.kotlinpoet.metadata.KotlinPoetMetadata.toImmutableKmClass(KotlinPoetMetadata.kt:119)
	at com.squareup.moshi.kotlin.codegen.MoshiCachedClassInspector.toImmutableKmClass(MoshiCachedClassInspector.kt:37)
	at com.squareup.moshi.kotlin.codegen.MetadataKt.targetType(metadata.kt:139)
	at com.squareup.moshi.kotlin.codegen.JsonClassCodegenProcessor.adapterGenerator(JsonClassCodegenProcessor.kt:148)
	at com.squareup.moshi.kotlin.codegen.JsonClassCodegenProcessor.process(JsonClassCodegenProcessor.kt:114)
	at org.jetbrains.kotlin.kapt3.base.incremental.IncrementalProcessor.process(incrementalProcessors.kt:90)
	at org.jetbrains.kotlin.kapt3.base.ProcessorWrapper.process(annotationProcessing.kt:188)
	at jdk.compiler/com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:980)

I'm using Moshi 1.12.0, is this a known issue?