Merge pull request #7380 from microsoft/dependabot/pip/kiwisolver-1.4.9

Bump kiwisolver from 1.4.8 to 1.4.9

Author: jenshnielsen

requirements.txt

@@ -163,7 +163,7 @@ jupyterlab-pygments==0.3.0
     # via nbconvert
 jupyterlab-widgets==3.0.15
     # via ipywidgets
-kiwisolver==1.4.8
+kiwisolver==1.4.9
     # via matplotlib
 lazy-loader==0.4
     # via qcodes-loop