chore: Bump Go to 1.23.3

Author: TwiN

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v5
         with:
-          go-version: 1.19
+          go-version: 1.23.3
       - uses: actions/checkout@v4
       - name: Test (race)
         run: go test ./... -race

go.mod

@@ -1,5 +1,5 @@
 module github.com/TwiN/g8/v2
 
-go 1.20
+go 1.23.3
 
 require github.com/TwiN/gocache/v2 v2.2.2