[chore] fix exhaustive lint for attribute processor (open-telemetry#2…

…3942)

**Description:** 
related open-telemetry#23266

---------

Signed-off-by: Ziqi Zhao <zhaoziqi9146@gmail.com>

.golangci.yml

@@ -170,9 +170,6 @@ issues:
     - path: statsdreceiver
       linters:
         - exhaustive
-    - path: attributesprocessor
-      linters:
-        - exhaustive
     - path: cumulativetodeltaprocessor
       linters:
         - exhaustive

processor/attributesprocessor/attributes_metric.go

@@ -91,5 +91,6 @@ func (a *metricAttributesProcessor) processMetricAttributes(ctx context.Context,
 		for i := 0; i < dps.Len(); i++ {
 			a.attrProc.Process(ctx, a.logger, dps.At(i).Attributes())
 		}
+	case pmetric.MetricTypeEmpty:
 	}
 }

processor/k8sattributesprocessor/internal/kube/client.go

@@ -759,6 +759,8 @@ func selectorsFromFilters(filters Filters) (labels.Selector, fields.Selector, er
 			selectors = append(selectors, fields.OneTermEqualSelector(f.Key, f.Value))
 		case selection.NotEquals:
 			selectors = append(selectors, fields.OneTermNotEqualSelector(f.Key, f.Value))
+		case selection.DoesNotExist, selection.DoubleEquals, selection.In, selection.NotIn, selection.Exists, selection.GreaterThan, selection.LessThan:
+			fallthrough
 		default:
 			return nil, nil, fmt.Errorf("field filters don't support operator: '%s'", f.Op)
 		}

processor/k8sattributesprocessor/processor.go

@@ -220,6 +220,8 @@ func intFromAttribute(val pcommon.Value) (int, error) {
 			return 0, err
 		}
 		return i, nil
+	case pcommon.ValueTypeEmpty, pcommon.ValueTypeDouble, pcommon.ValueTypeBool, pcommon.ValueTypeMap, pcommon.ValueTypeSlice, pcommon.ValueTypeBytes:
+		fallthrough
 	default:
 		return 0, fmt.Errorf("wrong attribute type %v, expected int", val.Type())
 	}