Fix a few small grammar nits.

Author: sean-

builtin/providers/postgresql/resource_postgresql_database.go

@@ -47,7 +47,7 @@ func resourcePostgreSQLDatabase() *schema.Resource {
 				Type:        schema.TypeString,
 				Optional:    true,
 				Computed:    true,
-				Description: "The ROLE name who owns the database",
+				Description: "The ROLE which owns the database",
 			},
 			dbTemplateAttr: {
 				Type:        schema.TypeString,

website/source/docs/providers/postgresql/r/postgresql_schema.html.markdown

@@ -8,7 +8,7 @@ description: |-
 
 # postgresql\_schema
 
-The ``postgresql_schema`` resource creates and manages a [schema
+The ``postgresql_schema`` resource creates and manages [schema
 objects](https://www.postgresql.org/docs/current/static/ddl-schemas.html) within
 a PostgreSQL database.