Trivial grammar fix in materializations.md (#4730)

## What are you changing in this pull request and why?
Trivial grammar fix: "less" --> "fewer"

## Checklist
- [x] Review the [Content style
guide](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/content-style-guide.md)
so my content adheres to these guidelines.
- [x] For [docs
versioning](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/single-sourcing-content.md#about-versioning),
review how to [version a whole
page](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/single-sourcing-content.md#adding-a-new-version)
and [version a block of
content](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/single-sourcing-content.md#versioning-blocks-of-content).
- [x] Add a checklist item for anything that needs to happen before this
PR is merged, such as "needs technical review" or "change base branch."

website/docs/docs/build/materializations.md

@@ -120,7 +120,7 @@ required with incremental materializations
   * `dbt run` on materialized views corresponds to a code deployment, just like views
 * **Cons:**
   * Due to the fact that materialized views are more complex database objects, database platforms tend to have
-less configuration options available, see your database platform's docs for more details
+fewer configuration options available; see your database platform's docs for more details
   * Materialized views may not be supported by every database platform
 * **Advice:**
   * Consider materialized views for use cases where incremental models are sufficient, but you would like the data platform to manage the incremental logic and refresh.