fix(proguard): add missing serialization proguard rules (#232)

Author: aallam

src/jvmMain/resources/META-INF/proguard/algoliasearch.pro

@@ -1,3 +1,11 @@
+-keepattributes *Annotation*, InnerClasses
+-dontnote kotlinx.serialization.AnnotationsKt
+-keepclassmembers class kotlinx.serialization.json.** {
+    *** Companion;
+}
+-keepclasseswithmembers class kotlinx.serialization.json.** {
+    kotlinx.serialization.KSerializer serializer(...);
+}
 # Serializable models
 -keep,includedescriptorclasses class com.algolia.search.model.**$$serializer { *; }
 -keepclassmembers class com.algolia.search.model.** {