Update to the latest Xcode version in Travis

Tom Kemp · Tom Kemp · commit 5fd9fc9e7780 · 2019-04-10T17:34:53.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,5 @@
 language: objective-c
-osx_image: xcode10.1
+osx_image: xcode10.2
 sudo: false
 env:
   - iOS= DST='platform=iOS Simulator,name=iPhone X' ACTION=test DEVICE='iPhone X (11.3)'
