status.lua: Move import lines to beginning of file

Author: niten94

runtime/plugins/status/status.lua

@@ -3,7 +3,9 @@ VERSION = "1.0.0"
 local micro = import("micro")
 local buffer = import("micro/buffer")
 local config = import("micro/config")
+local shell = import("micro/shell")
 local humanize = import("humanize")
+local strings = import("strings")
 
 function init()
     micro.SetStatusInfoFn("status.branch")
@@ -34,9 +36,6 @@ end
 
 function branch(b)
     if b.Type.Kind ~= buffer.BTInfo then
-        local shell = import("micro/shell")
-        local strings = import("strings")
-
         local branch, err = shell.ExecCommand("git", "rev-parse", "--abbrev-ref", "HEAD")
         if err == nil then
             return strings.TrimSpace(branch)
@@ -47,9 +46,6 @@ end
 
 function hash(b)
     if b.Type.Kind ~= 5 then
-        local shell = import("micro/shell")
-        local strings = import("strings")
-
         local hash, err = shell.ExecCommand("git", "rev-parse", "--short", "HEAD")
         if err == nil then
             return strings.TrimSpace(hash)