DOCSP-17350 fix Installation notes for ubuntu (#547)

Author: kanchana-mongodb

source/includes/steps-install-mcli-apt.yaml

@@ -55,14 +55,14 @@ content: |
 
               .. code-block:: sh
 
-                 echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu focal/mongodb-enterprise/{+mdbVersion+} multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-enterprise.list
+                 echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.com/apt/ubuntu focal/mongodb-enterprise/{+mdbVersion+} multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-enterprise.list
 
            .. tab:: Ubuntu 18.04 (Bionic)
               :tabid: ent-bionic
 
               .. code-block:: sh
 
-                 echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu bionic/mongodb-enterprise/{+mdbVersion+} multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-enterprise.list
+                 echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.com/apt/ubuntu bionic/mongodb-enterprise/{+mdbVersion+} multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-enterprise.list
               
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 stepnum: 3