Stabilize querier (#301)

Author: yellowhatter

zenoh-java/src/commonMain/kotlin/io/zenoh/Session.kt

@@ -359,7 +359,6 @@ class Session private constructor(private val config: Config) : AutoCloseable {
      * @return A [Querier] that will be undeclared on drop.
      * @throws ZError
      */
-    @Unstable
     @JvmOverloads
     @Throws(ZError::class)
     fun declareQuerier(
@@ -627,7 +626,6 @@ class Session private constructor(private val config: Config) : AutoCloseable {
         } ?: throw (sessionClosedException)
     }
 
-    @OptIn(Unstable::class)
     private fun resolveQuerier(
         keyExpr: KeyExpr,
         options: QuerierOptions

zenoh-java/src/commonMain/kotlin/io/zenoh/query/Querier.kt

@@ -54,7 +54,6 @@ import java.util.concurrent.LinkedBlockingDeque
  * @param keyExpr The [KeyExpr] of the querier.
  * @param qos The [QoS] configuration of the querier.
  */
-@Unstable
 class Querier internal constructor(val keyExpr: KeyExpr, val qos: QoS, private var jniQuerier: JNIQuerier?) :
     SessionDeclaration, AutoCloseable {