ci: JET v0.10, v0.11 in .buildkite compat

- this enables support for Julia v1.12
- retain JET v0.9 to support Julia v1.11

Author: haakon-e

.buildkite/Project.toml

@@ -44,7 +44,7 @@ YAML = "ddb6d928-2868-570f-bddf-ab3f9cf99eb6"
 CairoMakie = "0.11 - 0.15"
 ClimaCoreSpectra = "0.1"
 ClimaCoreTempestRemap = "0.3"
-JET = "0.9"
+JET = "0.9, 0.10, 0.11"
 PrettyTables = "2"
 ProfileCanvas = "0.1"
 SnoopCompileCore = "3"