typo fix

Author: stephmarie17

source/crud/update.txt

@@ -236,7 +236,7 @@ existing document in the ``restaurants`` collection. Select the
    .. tab:: bson.D
       :tabid: bsonDExample
 
-      The following code uses a ``bson.D`` to define the filter and update a document in the ``restuarants`` collection:
+      The following code uses a ``bson.D`` type to define the filter and update a document in the ``restuarants`` collection:
 
       .. io-code-block::
          :copyable: true
@@ -265,7 +265,7 @@ exisiting documents in the ``restaurants`` collection. Select the
    .. tab:: Struct
       :tabid: structExample
 
-      The following code uses a struct to define the filter and updates multiple document in the ``restuarants`` collection:
+      The following code uses a struct to define the filter and update multiple document in the ``restuarants`` collection:
 
       .. io-code-block::
          :copyable: true
@@ -283,7 +283,7 @@ exisiting documents in the ``restaurants`` collection. Select the
    .. tab:: bson.D
       :tabid: bsonDExample
 
-      The following code uses a ``bson.D`` to define the filter and updates multiple document in the ``restuarants`` collection:
+      The following code uses a ``bson.D`` type to define the filter and update multiple document in the ``restuarants`` collection:
 
       .. io-code-block::
          :copyable: true