Update GraphDef version to 758.

PiperOrigin-RevId: 372298011
Change-Id: If8a726194aeec1850af8a3b37b6b24cff71cfd3c
diff --git a/tensorflow/core/public/version.h b/tensorflow/core/public/version.h
index 276e6cb..09bc411 100644
--- a/tensorflow/core/public/version.h
+++ b/tensorflow/core/public/version.h
@@ -108,7 +108,7 @@
 
 #define TF_GRAPH_DEF_VERSION_MIN_PRODUCER 0
 #define TF_GRAPH_DEF_VERSION_MIN_CONSUMER 0
-#define TF_GRAPH_DEF_VERSION 757  // Updated: 2021/5/5
+#define TF_GRAPH_DEF_VERSION 758  // Updated: 2021/5/6
 
 // Checkpoint compatibility versions (the versions field in SavedSliceMeta).
 //