Bump lxml from 4.6.3 to 6.1.0 in /OCR_To_Google_Question_Papers

Bumps [lxml](https://github.com/lxml/lxml) from 4.6.3 to 6.1.0.
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-4.6.3...lxml-6.1.0)

---
updated-dependencies:
- dependency-name: lxml
  dependency-version: 6.1.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

OCR_To_Google_Question_Papers/requirements.txt

@@ -9,7 +9,7 @@ google-search==1.0.2
 idna==2.10
 jieba3k==0.35.1
 joblib==1.2.0
-lxml==4.6.3
+lxml==6.1.0
 newspaper3k==0.2.8
 nltk==3.9.4
 Pillow==7.2.0