Bump dash-core-components from 1.1.1 to 2.0.0

Bumps [dash-core-components](https://github.com/plotly/dash-component-boilerplate) from 1.1.1 to 2.0.0.
- [Commits](https://github.com/plotly/dash-component-boilerplate/commits)

---
updated-dependencies:
- dependency-name: dash-core-components
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -3,7 +3,7 @@ chardet==3.0.4
 Click==7.0
 dash==1.1.1
 dash-auth==1.3.2
-dash-core-components==1.1.1
+dash-core-components==2.0.0
 dash-daq==0.1.7
 dash-html-components==1.0.0
 dash-renderer==1.0.0