fix: config parameter name and curl method (#849)

Author: kszafran

docs/guides/session-management/refresh-extend-session.mdx

@@ -41,7 +41,7 @@ import TabItem from '@theme/TabItem'
 <TabItem value="curl">
 
 ```shell script
-$ curl 'https://{your-project-slug}.projects.oryapis.com/admin/sessions/ede90ce6-2420-435a-a745-3d8ab1a9636c/extend' \
+$ curl -X PATCH 'https://{your-project-slug}.projects.oryapis.com/admin/sessions/ede90ce6-2420-435a-a745-3d8ab1a9636c/extend' \
     -H 'Accept: application/json' | jq
 
 {
@@ -90,18 +90,18 @@ $ curl 'https://{your-project-slug}.projects.oryapis.com/admin/sessions/ede90ce6
 
 Refreshing sessions causes database writes.
 
-To reduce the database load, you can limit the time in which the session can be refreshed by adjusting the `earliest_refresh`
+To reduce the database load, you can limit the time in which the session can be refreshed by adjusting the `earliest_possible_extend`
 configuration.
 
-For example, if you set `earliest_refresh` to `24h`, sessions can't be refreshed until 24 hours before they expire. This setting
+For example, if you set `earliest_possible_extend` to `24h`, sessions can't be refreshed until 24 hours before they expire. This setting
 prevents putting excessive load on the database.
 
-If you need high flexibility when extending sessions, you can set `earliest_refresh` to `lifespan`, which allows sessions to be
+If you need high flexibility when extending sessions, you can set `earliest_possible_extend` to `lifespan`, which allows sessions to be
 refreshed during their entire lifespan, even right after they are created.
 
 :::warning
 
-If you set `earliest_refresh` to `lifespan`, all sessions will constantly be refreshed!
+If you set `earliest_possible_extend` to `lifespan`, all sessions will constantly be refreshed!
 
 :::