Update proguard rules

Author: koji-1009

studyplus-android-sdk/lib-proguard-rules.txt

@@ -19,28 +19,3 @@
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile
-
-# Kotlin Coroutines
-# ServiceLoader support
--keepnames class kotlinx.coroutines.internal.MainDispatcherFactory {}
--keepnames class kotlinx.coroutines.CoroutineExceptionHandler {}
--keepnames class kotlinx.coroutines.android.AndroidExceptionPreHandler {}
--keepnames class kotlinx.coroutines.android.AndroidDispatcherFactory {}
-
-# Most of volatile fields are updated with AFU and should not be mangled
--keepclassmembernames class kotlinx.** {
-    volatile <fields>;
-}
-
-# OkHttp
-# JSR 305 annotations are for embedding nullability information.
--dontwarn javax.annotation.**
-
-# A resource is loaded with a relative path so the package of this class must be preserved.
--keepnames class okhttp3.internal.publicsuffix.PublicSuffixDatabase
-
-# Animal Sniffer compileOnly dependency to ensure APIs are compatible with older versions of Java.
--dontwarn org.codehaus.mojo.animal_sniffer.*
-
-# OkHttp platform used only on JVM and when Conscrypt dependency is available.
--dontwarn okhttp3.internal.platform.ConscryptPlatform