Update Go to 1.21.4 (#141)

Author: aaw

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
     - name: install golang
       uses: actions/setup-go@v2
       with:
-        go-version: 1.21.3
+        go-version: 1.21.4
 
     - name: checkout code
       uses: actions/checkout@v2

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        go-version: [1.21.3]
+        go-version: [1.21.4]
 
     steps:
     - name: install golang

go.mod

@@ -1,6 +1,6 @@
 module github.com/aptible/supercronic
 
-go 1.20
+go 1.21.4
 
 require (
 	github.com/evalphobia/logrus_sentry v0.8.2
@@ -16,15 +16,15 @@ require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/getsentry/raven-go v0.2.0 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/konsorten/go-windows-terminal-sequences v1.0.3 // indirect
+	github.com/kr/text v0.2.0 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_model v0.3.0 // indirect
 	github.com/prometheus/common v0.42.0 // indirect
 	github.com/prometheus/procfs v0.9.0 // indirect
+	github.com/rogpeppe/go-internal v1.11.0 // indirect
 	golang.org/x/sys v0.13.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
-	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )