Update readme: new version citation

Author: gcunhase

README.md

@@ -103,7 +103,7 @@ Please star or fork if this code was useful for you. If you use it in a paper, p
     title        = {{gcunhase/AMICorpusXML: Obtaining Transcript and Abstractive and Extractive Summaries from the AMI Meeting Corpus}},
     month        = oct,
     year         = 2019,
-    doi          = {10.5281/zenodo.3496615},
+    doi          = {10.5281/zenodo.3518699},
     version      = {v2.0},
     publisher    = {Zenodo},
     url          = {https://github.com/gcunhase/AMICorpusXML}