bugfix: Do not require token for release check

This update removes the need for a GH token while making API calls to
check for the latest FWSYNC version. The cli/go-gh package is replaced
with google/go-github and the notifyIfUpdateAvailable function is
updated accordingly.

go.mod

@@ -3,7 +3,7 @@ module github.com/jharshman/fwsync
 go 1.19
 
 require (
-	github.com/cli/go-gh/v2 v2.0.1
+	github.com/google/go-github/v53 v53.2.0
 	github.com/matryer/is v1.4.1
 	github.com/spf13/cobra v1.7.0
 	google.golang.org/api v0.118.0
@@ -13,34 +13,28 @@ require (
 require (
 	cloud.google.com/go/compute v1.19.0 // indirect
 	cloud.google.com/go/compute/metadata v0.2.3 // indirect
-	github.com/cli/safeexec v1.0.1 // indirect
-	github.com/cli/shurcooL-graphql v0.0.3 // indirect
+	github.com/ProtonMail/go-crypto v0.0.0-20230619160724-3fbb1f12458c // indirect
+	github.com/cloudflare/circl v1.3.3 // indirect
 	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/s2a-go v0.1.0 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.2.3 // indirect
 	github.com/googleapis/gax-go/v2 v2.8.0 // indirect
-	github.com/henvic/httpretty v0.0.6 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/kr/pretty v0.1.0 // indirect
 	github.com/kr/text v0.2.0 // indirect
-	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
-	github.com/mattn/go-isatty v0.0.19 // indirect
-	github.com/mattn/go-runewidth v0.0.14 // indirect
-	github.com/muesli/termenv v0.12.0 // indirect
-	github.com/rivo/uniseg v0.4.4 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/thlib/go-timezone-local v0.0.0-20210907160436-ef149e42d28e // indirect
 	go.opencensus.io v0.24.0 // indirect
-	golang.org/x/crypto v0.1.0 // indirect
-	golang.org/x/net v0.9.0 // indirect
-	golang.org/x/oauth2 v0.7.0 // indirect
-	golang.org/x/sys v0.8.0 // indirect
-	golang.org/x/term v0.7.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
+	golang.org/x/crypto v0.10.0 // indirect
+	golang.org/x/net v0.11.0 // indirect
+	golang.org/x/oauth2 v0.9.0 // indirect
+	golang.org/x/sys v0.9.0 // indirect
+	golang.org/x/text v0.10.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20230403163135-c38d8f061ccd // indirect
 	google.golang.org/grpc v1.54.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
+	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
 )