Update Go to 1.21.x

.github/workflows/ci.yml

@@ -4,7 +4,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.14.x, 1.15.x, 1.16.x, 1.17.x, 1.18.x, 1.19.x]
+        go-version: [1.21.x]
         platform: [ubuntu-latest, macos-latest]
     runs-on: ${{ matrix.platform }}
     steps:

go.mod

@@ -1,9 +1,13 @@
 module github.com/donatj/unic
 
-go 1.11
+go 1.21
 
 require (
-	github.com/dgryski/go-metro v0.0.0-20200812162917-85c65e2d0165 // indirect
 	github.com/hashicorp/go-multierror v1.1.1
-	github.com/seiflotfy/cuckoofilter v0.0.0-20200511222245-56093a4d3841
+	github.com/seiflotfy/cuckoofilter v0.0.0-20220411075957-e3b120b3f5fb
+)
+
+require (
+	github.com/dgryski/go-metro v0.0.0-20211217172704-adc40b04c140 // indirect
+	github.com/hashicorp/errwrap v1.1.0 // indirect
 )