fix typos

book/src/help_vm_create.md

@@ -103,7 +103,7 @@ OPTIONS:
             The path to a directory where the validator and (optionally) deposits files will be created. The directory
             will be created if it does not exist.
         --prefer-builder-proposals <builder-proposals>
-            When provided, all created validators will always prefer blocks from builder rather than the local EL, regardless 
+            When provided, all created validators will always prefer blocks from the builder rather than the local EL, regardless 
             of the builder payload value.
             [possible values: true, false]
         --safe-slots-to-import-optimistically <INTEGER>