MDEV-16537 aws key management plugin on Ubuntu bionic has impossible dependencies

remove manual libcurl3 dependency.
it'll be automatically added (libcurl3 or libcurl4, whatever was
actually used)

debian/autobake-deb.sh

@@ -86,7 +86,7 @@ then
 fi
 if [[ $GCCVERSION -lt 40800 ]]
 then
-  sed '/Package: mariadb-plugin-aws-key-management-10.2/,+13d' -i debian/control
+  sed '/Package: mariadb-plugin-aws-key-management-10.2/,+12d' -i debian/control
 fi
 
 

debian/control

@@ -590,7 +590,6 @@ Architecture: any
 Breaks: mariadb-aws-key-management-10.1
 Replaces: mariadb-aws-key-management-10.1
 Depends: mariadb-server-10.2,
-         libcurl3,
          ${misc:Depends},
          ${shlibs:Depends}
 Description: Amazon Web Service Key Management Service Plugin for MariaDB