CI: Add 1.10 job

Author: jpsamaroo

Diff for: .buildkite/pipeline.yml

@@ -34,6 +34,16 @@ steps:
           julia_args: "--threads=1"
       - JuliaCI/julia-coverage#v1:
           codecov: true
+  - label: Julia 1.10
+    timeout_in_minutes: 60
+    <<: *test
+    plugins:
+      - JuliaCI/julia#v1:
+          version: "1.10"
+      - JuliaCI/julia-test#v1:
+          julia_args: "--threads=1"
+      - JuliaCI/julia-coverage#v1:
+          codecov: true
   - label: Julia nightly
     timeout_in_minutes: 60
     <<: *test