small fixes

Author: lindseymoore

source/crud/query/retrieve.txt

@@ -460,12 +460,6 @@ the MongoDB server manual page on :manual:`Aggregation
 Additional Information
 ----------------------
 
-For runnable examples of the find operations, see the following usage
-examples:
-
-- :ref:`golang-find-one`
-- :ref:`golang-find-multiple`
-
 To learn more about the operations mentioned, see the following
 guides:
 

source/includes/usage-examples/code-snippets/find.go

@@ -1,4 +1,3 @@
-// begin find
 // Retrieves documents that match a query filter by using the Go driver
 package main
 
@@ -79,5 +78,3 @@ func main() {
 		fmt.Printf("%s\n", output)
 	}
 }
-
-// end find

source/includes/usage-examples/code-snippets/findBsonD.go

@@ -1,4 +1,3 @@
-// begin find
 // Retrieves documents that match a query filter by using the Go driver
 package main
 
@@ -63,5 +62,3 @@ func main() {
 		fmt.Printf("%s\n", output)
 	}
 }
-
-// end find

source/includes/usage-examples/code-snippets/findOne.go

@@ -1,4 +1,3 @@
-// begin findOne
 // Retrieves a document that matches a query filter by using the Go driver
 package main
 
@@ -76,5 +75,3 @@ func main() {
 	}
 	fmt.Printf("%s\n", output)
 }
-
-// end findOne

source/includes/usage-examples/code-snippets/findOneBsonD.go

@@ -1,4 +1,3 @@
-// begin findOne
 // Retrieves a document that matches a query filter by using the Go driver
 package main
 
@@ -60,5 +59,3 @@ func main() {
 	}
 	fmt.Printf("%s\n", output)
 }
-
-// end findOne