test: improve hertz/pkg/protocol/uri ut coverage

[L2ncE]

What type of PR is this?

test

Check the PR title.

• This PR title match the format: <type>(optional scope): <description>
• The description of this PR title is user-oriented and clear enough for others to understand.

(Optional) Translate the PR title into Chinese.

提高对hertz/pkg/protocol/uri的单测覆盖率

(Optional) More detail description for this PR(en: English/zh: Chinese).

en: hertz/pkg/protocol/uri ut coverage increased from 70.35% to 88.9%
zh(optional): hertz/pkg/protocol/uri的单测覆盖率从 70.35% 提升到了 88.9%

Which issue(s) this PR fixes:

#257

[welkeyever]

lint没过哈，辛苦看看

[welkeyever]

gofumpt -l -extra .可以看到有哪些文件lint没过

[L2ncE]

gofumpt -l -extra .可以看到有哪些文件lint没过

done

[codecov]

Codecov Report

Base: 60.92% // Head: 61.57% // Increases project coverage by +0.65% 🎉

Coverage data is based on head (9f70789) compared to base (b8382cc).
Patch has no changes to coverable lines.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #276      +/-   ##
===========================================
+ Coverage    60.92%   61.57%   +0.65%     
===========================================
  Files           84       84              
  Lines         8287     8287              
===========================================
+ Hits          5049     5103      +54     
+ Misses        2882     2830      -52     
+ Partials       356      354       -2     

Impacted Files	Coverage Δ
pkg/common/compress/compress.go	83.80% <0.00%> (+2.85%)	⬆️
pkg/protocol/uri.go	86.43% <0.00%> (+16.08%)	⬆️

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[welkeyever]

Thanks! lgtm