Removed unused syscall in /about API. Closes #1421, closes #1422.

Co-authored-by: Gabriel Vasile <gabriel.vasile@email.com>

cmd/settings.go

@@ -2,7 +2,6 @@ package main
 
 import (
 	"bytes"
-	"fmt"
 	"io/ioutil"
 	"net/http"
 	"regexp"
@@ -295,19 +294,13 @@ func handleTestSMTPSettings(c echo.Context) error {
 }
 
 func handleGetAboutInfo(c echo.Context) error {
-	app := c.Get("app").(*App)
-
 	var (
-		mem     runtime.MemStats
-		utsname syscall.Utsname
+		app = c.Get("app").(*App)
+		mem runtime.MemStats
 	)
 
 	runtime.ReadMemStats(&mem)
 
-	if err := syscall.Uname(&utsname); err != nil {
-		return echo.NewHTTPError(http.StatusInternalServerError, fmt.Errorf("error getting system info: %v", err))
-	}
-
 	out := app.about
 	out.System.AllocMB = mem.Alloc / 1024 / 1024
 	out.System.OSMB = mem.Sys / 1024 / 1024