<NME> mysql-requirements.txt
<BEF> mysqlclient<=1.4.99

<MSG> Merge pull request #2050 from modoboa/dependabot/pip/mysqlclient-lt-2.0.2

Update mysqlclient requirement from <=1.4.99 to <2.0.2
<DFF> @@ -1,1 +1,1 @@
-mysqlclient<=1.4.99
+mysqlclient<2.0.2

Merge pull request #2050 from modoboa/dependabot/pip/mysqlclient-lt-2.0.2