fix: step env is unavailable in with property expr (#1458)

* fix: step env is unavailable in with property expr

* don't run the test on windows

* fix: composite action add missing shell

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

pkg/runner/testdata/inputs-via-env-context/action.yml

@@ -0,0 +1,8 @@
+inputs:
+  test-env-input: {}
+runs:
+  using: composite
+  steps:
+  - run: |
+      exit ${{ inputs.test-env-input == env.test-env-input && '0' || '1'}}
+    shell: bash