Reorganize modules to add a fuzz target

...janne/libquassel/generator/visitors/RpcObjectCollector.kt

...om.google.devtools.ksp.processing.SymbolProcessorProvider

gradle.properties

protocol/build.gradle.kts

protocol/gradle.properties

.../justjanne/libquassel/protocol/connection/ClientHeader.kt

.../libquassel/protocol/connection/ClientHeaderSerializer.kt

...de/justjanne/libquassel/protocol/connection/CoreHeader.kt

...ne/libquassel/protocol/connection/CoreHeaderSerializer.kt

...stjanne/libquassel/protocol/connection/ProtocolFeature.kt

.../justjanne/libquassel/protocol/connection/ProtocolMeta.kt

.../libquassel/protocol/connection/ProtocolMetaSerializer.kt

...stjanne/libquassel/protocol/connection/ProtocolVersion.kt

...assel/protocol/exceptions/RpcInvocationFailedException.kt

...n/de/justjanne/libquassel/protocol/features/FeatureSet.kt

...e/justjanne/libquassel/protocol/features/LegacyFeature.kt

.../justjanne/libquassel/protocol/features/QuasselFeature.kt

...tjanne/libquassel/protocol/features/QuasselFeatureName.kt

...lin/de/justjanne/libquassel/protocol/io/ByteBufferUtil.kt

.../de/justjanne/libquassel/protocol/io/ChainedByteBuffer.kt