Update OSX build to XCode 12

Vendored OpenSSL is failing to build on the Travis default OS X image
2021-12-03 09:26:34 -08:00
parent 139d15cd84
commit 4d3352e0e0
1 changed files with 1 additions and 0 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -29,6 +29,7 @@ jobs:
      if: type IN (api, cron) OR tag IS present
      name: "macOS release artifacts"
      os: osx
+      osx_image: xcode12
      language: rust
      rust:
        - stable