CLI typo

Co-authored-by: jakirkham <[email protected]>

Author: jaimergp

src/maintainer/knowledge_base.rst

@@ -1177,7 +1177,7 @@ requirements automatically.
 
   If for some reason you want to install a specific version, you can use::
 
-    conda install your-gpu-package cudatoolkit==10.1
+    conda install your-gpu-package cudatoolkit=10.1
 
 Testing the packages
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