PHPStan のエラー修正

[nanasess]

• PHP8 でNet_URL のコンストラクタを認識しないのを修正
• MDB2 を事前にロードしておくよう修正

[codecov-commenter]

Codecov Report

Merging #563 (70fc750) into master (87e2693) will decrease coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #563      +/-   ##
==========================================
- Coverage   54.63%   54.61%   -0.03%     
==========================================
  Files          76       76              
  Lines        9058     9058              
==========================================
- Hits         4949     4947       -2     
- Misses       4109     4111       +2     

Flag	Coverage Δ
tests	54.61% <ø> (-0.03%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
data/class/SC_Query.php	67.90% <0.00%> (-0.54%)	⬇️

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[chihiro-adachi]

@nobuhiko
お手すきの際にPRのレビューお願いできればと思います。
問題なければApprovedお願いします。

[nobuhiko]

@chihiro-adachi しましたー

[chihiro-adachi]

@nanasess @nobuhiko
ありがとうございます、マージしました。