Extend Proguard Rules (#6792) (#7471)

(cherry picked from commit 9da841c)

Author: yschimke

okhttp/src/main/resources/META-INF/proguard/okhttp3.pro

@@ -7,5 +7,8 @@
 # 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
+# OkHttp platform used only on JVM and when Conscrypt and other security providers are available.
+-dontwarn okhttp3.internal.platform.**
+-dontwarn org.conscrypt.**
+-dontwarn org.bouncycastle.**
+-dontwarn org.openjsse.**