refactor: Address Go staticcheck warnings in non-GTK libraries

Signed-off-by: Felicitas Pojtinger <felicitas@pojtinger.com>

Author: pojntfx

internal/components/controls.go

@@ -485,7 +485,7 @@ func OpenControlsWindow(
 
 	app.AddWindow(&window.Window)
 
-	s := make(chan os.Signal)
+	s := make(chan os.Signal, 1)
 	signal.Notify(s, os.Interrupt, syscall.SIGTERM)
 	go func() {
 		<-s

main.go

@@ -2,12 +2,10 @@ package main
 
 import (
 	"context"
-	"math/rand"
 	"net"
 	"os"
 	"path/filepath"
 	"strings"
-	"time"
 
 	"github.com/diamondburned/gotk4-adwaita/pkg/adw"
 	"github.com/diamondburned/gotk4/pkg/gdk/v4"
@@ -123,8 +121,6 @@ func main() {
 		}
 		addr.Port = port
 
-		rand.Seed(time.Now().UnixNano())
-
 		if err := os.MkdirAll(settings.String(resources.GSchemaStorageKey), os.ModePerm); err != nil {
 			panic(err)
 		}