Ignore Enzyme.jl CI failures (#2479)

[ci skip]

Author: maleadt

.buildkite/pipeline.yml

@@ -230,8 +230,7 @@ steps:
             build.message !~ /\[skip tests\]/ &&
             build.message !~ /\[skip downstream\]/
         timeout_in_minutes: 30
-        soft_fail:
-          - exit_status: 3
+        soft_fail: true
 
   - group: ":eyes: Special"
     depends_on: "cuda"