Fixing README.md example for addons/info

[moaxaca]

Issue:

What I did

Fixed a minor syntax error in addon/info/README.md

How to test

Markdown error no testing needed.

Does this need a new example in the kitchen sink apps?
No

Does this need an update to the documentation?
No

If your answer is yes to any of these, please make sure to include it in your PR.

[codecov]

Codecov Report

Merging #1960 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1960   +/-   ##
=======================================
  Coverage   21.38%   21.38%           
=======================================
  Files         262      262           
  Lines        5757     5757           
  Branches      696      691    -5     
=======================================
  Hits         1231     1231           
- Misses       3994     3995    +1     
+ Partials      532      531    -1

Impacted Files	Coverage Δ
lib/codemod/src/transforms/update-addon-info.js	51.16% <0%> (ø)	⬆️
lib/ui/src/modules/ui/components/menu_item.js	19.14% <0%> (ø)	⬆️
...codemod/src/transforms/update-organisation-name.js	40.62% <0%> (ø)	⬆️
app/react/src/client/preview/element_check.js	41.17% <0%> (ø)	⬆️
lib/ui/src/modules/shortcuts/actions/shortcuts.js	6.25% <0%> (ø)	⬆️
addons/knobs/src/components/PropForm.js	8.51% <0%> (ø)	⬆️
lib/ui/src/modules/ui/containers/layout.js	12.5% <0%> (ø)	⬆️
app/react-native/src/bin/storybook-build.js	0% <0%> (ø)	⬆️
lib/ui/src/modules/ui/containers/left_panel.js	25.71% <0%> (ø)	⬆️
...rc/modules/ui/components/left_panel/text_filter.js	30.98% <0%> (ø)	⬆️
... and 17 more

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[Hypnosphi]

Great, thanks!

[moaxaca]

Rebased to stay up to date. Caught this when setting up the config for my company.