Fix unresolved reference error. See description.

New okio version is not on the release classpath but it is on the debug classpath. Since leakcanary has move to it, but retrofit2 still uses old. So need to explicitly use old api in code and suppress the deprecation.

app/src/main/java/awais/instagrabber/utils/MediaUploader.kt

@@ -8,7 +8,7 @@ import awais.instagrabber.utils.BitmapUtils.ThumbnailLoadCallback
 import awais.instagrabber.webservices.interceptors.AddCookiesInterceptor
 import okhttp3.*
 import okio.BufferedSink
-import okio.source
+import okio.Okio
 import org.json.JSONObject
 import java.io.File
 import java.io.FileInputStream
@@ -140,8 +140,9 @@ object MediaUploader {
             }
 
             @Throws(IOException::class)
+            @Suppress("DEPRECATION_ERROR")
             override fun writeTo(sink: BufferedSink) {
-                inputStream.source().use { sink.writeAll(it) }
+                Okio.source(inputStream).use { sink.writeAll(it) }
             }
         }
     }