Update dependencies to latest releases

Also require go 1.14, which is the oldest still maintained
golang version (and some of the dependencies require at
least 1.14)

Author: dirkmueller

.github/workflows/exporter-ci.yml

@@ -26,7 +26,7 @@ jobs:
     steps:
     - uses: actions/setup-go@v2
       with:
-        go-version: ^1.12
+        go-version: ^1.14
       id: go
     - uses: actions/checkout@v2
       with:

go.mod

@@ -1,14 +1,14 @@
 module github.com/ClusterLabs/ha_cluster_exporter
 
-go 1.12
+go 1.14
 
 require (
-	github.com/golang/mock v1.4.3
-	github.com/pkg/errors v0.8.0
-	github.com/prometheus/client_golang v1.1.0
-	github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90
-	github.com/sirupsen/logrus v1.4.2
+	github.com/golang/mock v1.5.0
+	github.com/pkg/errors v0.9.1
+	github.com/prometheus/client_golang v1.10.0
+	github.com/prometheus/client_model v0.2.0
+	github.com/sirupsen/logrus v1.8.1
 	github.com/spf13/pflag v1.0.5
-	github.com/spf13/viper v1.5.0
-	github.com/stretchr/testify v1.3.0
+	github.com/spf13/viper v1.7.1
+	github.com/stretchr/testify v1.7.0
 )