Bump beautifulsoup4 from 4.8.1 to 4.9.1

dependabot-preview[bot] · web-flow · commit 5e3f4a35ced2 · 2020-07-23T05:54:00.000Z
Bumps [beautifulsoup4](http://www.crummy.com/software/BeautifulSoup/bs4/) from 4.8.1 to 4.9.1. Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
diff --git a/requirements.txt b/requirements.txt
@@ -1,4 +1,4 @@
-beautifulsoup4==4.8.1
+beautifulsoup4==4.9.1
 elasticsearch==5.5.3
 flask-cors==3.0.8
 gunicorn==19.10.0

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-beautifulsoup4==4.8.1`
	`1`	`+beautifulsoup4==4.9.1`
`2`	`2`	`elasticsearch==5.5.3`
`3`	`3`	`flask-cors==3.0.8`
`4`	`4`	`gunicorn==19.10.0`