Update baseline to compare against previous release

Author: marcphilipp

gradle.properties

@@ -1,14 +1,14 @@
 group               = org.junit.jupiter
 version             = 5.1.1-SNAPSHOT
-baseline            = 5.0.3
+baseline            = 5.1.0
 
 platformGroup       = org.junit.platform
 platformVersion     = 1.1.1-SNAPSHOT
-platformBaseline    = 1.0.3
+platformBaseline    = 1.1.0
 
 vintageGroup        = org.junit.vintage
 vintageVersion      = 5.1.1-SNAPSHOT
-vintageBaseline     = 4.12.3
+vintageBaseline     = 5.1.0
 
 # --release release
 # Compiles against the public, supported and documented API for a specific VM version.