fix lost require middleware

[lihsai0]

KODO-18521

fix #417

[codecov]

Codecov Report

Merging #418 (37a9d4f) into master (59f7b38) will increase coverage by 0.37%.
The diff coverage is n/a.

❗ Current head 37a9d4f differs from pull request most recent head f270c68. Consider uploading reports for the commit f270c68 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #418      +/-   ##
==========================================
+ Coverage   85.48%   85.85%   +0.37%     
==========================================
  Files          25       25              
  Lines        1888     1888              
==========================================
+ Hits         1614     1621       +7     
+ Misses        274      267       -7     

Files Changed	Coverage Δ
autoload.php	0.00% <ø> (ø)
src/Qiniu/Config.php	61.90% <ø> (ø)

... and 2 files with indirect coverage changes