Change separating to grouping

website/docs/language/syntax/style.mdx

@@ -61,7 +61,7 @@ automatically.
   when grouping together related blocks of the same type (like multiple
   `provisioner` blocks in a resource).
 
-* Avoid separating multiple blocks of the same type with other blocks of
+* Avoid grouping multiple blocks of the same type with other blocks of
   a different type, unless the block types are defined by semantics to
   form a family.
   (For example: `root_block_device`, `ebs_block_device` and