Merge pull request #850 from Explosion-Scratch/patch-1

Fix typo markdown

README.md

@@ -539,7 +539,7 @@ _(all match methods use the [match-syntax](https://docs.compromise.cool/compromi
 - **[.people()](https://observablehq.com/@spencermountain/topics-named-entity-recognition)** - names like 'John F. Kennedy'
 - **[.places()](https://observablehq.com/@spencermountain/topics-named-entity-recognition)** - like 'Paris, France'
 - **[.organizations()](https://observablehq.com/@spencermountain/topics-named-entity-recognition)** - like 'Google, Inc'
-- **[.topics()](https://observablehq.com/@spencermountain/topics-named-entity-recognition)** - `people()` + `places()` + `organizations
+- **[.topics()](https://observablehq.com/@spencermountain/topics-named-entity-recognition)** - `people()` + `places()` + `organizations()`
 
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