Fixed curl command in Instabug_dsym_upload.sh (#240)

Added missing os=ios param

Author: sregg

ios/Instabug.framework/InstabugResources.bundle/Instabug_dsym_upload.sh

@@ -136,7 +136,7 @@ echo "Instabug: Compressing dSYM file..."
 # Upload dSYM
 echo "Instabug: Uploading dSYM file..."
 ENDPOINT="https://api.instabug.com/api/sdk/v3/symbols_files"
-STATUS=$(curl "${ENDPOINT}" --write-out %{http_code} --silent --output /dev/null -F symbols_file=@"${DSYM_PATH_ZIP}" -F application_token="${APP_TOKEN}")
+STATUS=$(curl "${ENDPOINT}" --write-out %{http_code} --silent --output /dev/null -F os=ios -F symbols_file=@"${DSYM_PATH_ZIP}" -F application_token="${APP_TOKEN}")
 if [ $STATUS -ne 200 ]; then
   echo "Instabug: err: dSYM archive not succesfully uploaded."
   echo "Instabug: deleting temporary dSYM archive..."