Update github test workflow permissions to read-only

Set GITHUB_TOKEN to read-only permission by default

plugin/service/host/plugin.go

@@ -634,10 +634,6 @@ func buildFilters(attrs *SetAttributes) ([]types.Filter, error) {
 }
 
 func buildDescribeInstancesInput(attrs *SetAttributes, dryRun bool) (*ec2.DescribeInstancesInput, error) {
-	if attrs == nil {
-		attrs = &SetAttributes{}
-	}
-
 	filters, err := buildFilters(attrs)
 	if err != nil {
 		return nil, fmt.Errorf("error building filters: %w", err)

plugin/service/host/plugin_test.go

@@ -2383,21 +2383,6 @@ func TestBuildDescribeInstancesInput(t *testing.T) {
 			require.Equal(tc.expected, actual)
 		})
 	}
-
-	t.Run("nil attrs, dry run", func(t *testing.T) {
-		require := require.New(t)
-		actual, err := buildDescribeInstancesInput(nil, true)
-		require.NoError(err)
-		require.Equal(&ec2.DescribeInstancesInput{
-			DryRun: aws.Bool(true),
-			Filters: []types.Filter{
-				{
-					Name:   aws.String("instance-state-name"),
-					Values: []string{string(types.InstanceStateNameRunning)},
-				},
-			},
-		}, actual)
-	})
 }
 
 func TestAwsInstanceToHost(t *testing.T) {