config: Update tests/examples to use __tmp_

config/config_test.go

@@ -120,13 +120,13 @@ var expectedConf = &Config{
 				},
 				{
 					SourceLabels: clientmodel.LabelNames{"__address__"},
-					TargetLabel:  "__hash",
+					TargetLabel:  "__tmp_hash",
 					Modulus:      8,
 					Separator:    ";",
 					Action:       RelabelHashMod,
 				},
 				{
-					SourceLabels: clientmodel.LabelNames{"__hash"},
+					SourceLabels: clientmodel.LabelNames{"__tmp_hash"},
 					Regex:        &Regexp{*regexp.MustCompile("^1$")},
 					Separator:    ";",
 					Action:       RelabelKeep,

config/testdata/conf.good.yml

@@ -75,9 +75,9 @@ scrape_configs:
     action:        drop
   - source_labels: [__address__]
     modulus:       8
-    target_label:  __hash
+    target_label:  __tmp_hash
     action:        hashmod
-  - source_labels: [__hash]
+  - source_labels: [__tmp_hash]
     regex:         ^1$
     action:        keep