Update readme.md

readme.md

-This work is under review by IEEE ICC2021. Please use the below bibtex for citing the code .
-```
-@INPROCEEDINGS{Afif2106:Reinforcement,
-AUTHOR="Haitham Afifi and Arunselvan Ramaswamy and Holger Karl",
-TITLE="Reinforcement Learning for Autonomous Vehicle Movements in Wireless Sensor
-Networks",
-BOOKTITLE="2021 IEEE International Conference on Communications (ICC): IoT and Sensor
-Networks Symposium (IEEE ICC'21 - IoTSN Symposium)",
-ADDRESS="Montreal, Canada",
-DAYS=14,
-MONTH=jun,
-YEAR=2021
-}
-```
+This work is under review by Pervasive and Mobile Computing - Special Issue on Federated, Distributed/Embedded Learning, and Learning at-the-Edge for Pervasive SystemsPlease use the below bibtex for citing the code .
+
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