Downgrade back to stable OkHttp

Maybe fixes some crashes.

app/build.gradle.kts

@@ -153,7 +153,7 @@ dependencies {
     implementation("com.github.pwittchen:reactivenetwork:0.13.0")
 
     // Network client
-    val okhttpVersion = "5.0.0-alpha.2"
+    val okhttpVersion = "4.9.1"
     implementation("com.squareup.okhttp3:okhttp:$okhttpVersion")
     implementation("com.squareup.okhttp3:logging-interceptor:$okhttpVersion")
     implementation("com.squareup.okhttp3:okhttp-dnsoverhttps:$okhttpVersion")