Add unprivileged to agent provider. (#4658)

(cherry picked from commit 2b7806b)

Author: blakerouse

internal/pkg/composable/providers/agent/agent.go

@@ -36,6 +36,7 @@ func (*contextProvider) Run(ctx context.Context, comm corecomp.ContextProviderCo
 			"build_time": release.BuildTime().Format("2006-01-02 15:04:05 -0700 MST"),
 			"snapshot":   release.Snapshot(),
 		},
+		"unprivileged": a.Unprivileged(),
 	})
 	if err != nil {
 		return errors.New(err, "failed to set mapping", errors.TypeUnexpected)

internal/pkg/composable/providers/agent/agent_test.go

@@ -35,4 +35,6 @@ func TestContextProvider(t *testing.T) {
 	assert.True(t, hasID, "missing id")
 	_, hasVersion := current["version"]
 	assert.True(t, hasVersion, "missing version")
+	_, hasUnprivileged := current["unprivileged"]
+	assert.True(t, hasUnprivileged, "missing unprivileged")
 }