Backport of Add missing word "database" in docs into stable-website (#13596)

* backport of commit 3e64bcaf8371487c1cd32f2a9fa49ed0c5a065d1

* backport of commit 9b97cb7e877d8682d611d8c3fdd71f2da8e664f3

* backport of commit 2cb8b77a479af9fd89e6779dac76e1b09216eccb

* backport of commit dc66009a89c5f7256ffd66386561c0b5fb7c3c24

* backport of commit e00c4b0c9be086d2f281f782256783f0ce57fa0f

* backport of commit 7576a43d9c7b417ce8f41fc1ae498dc7cc7b57eb
Co-authored-by: tvsaru <tvsaru@gmail.com>
Co-authored-by: Loann Le <84412881+taoism4504@users.noreply.github.com>

README.md

@@ -36,7 +36,7 @@ The key features of Vault are:
 
 * **Data Encryption**: Vault can encrypt and decrypt data without storing
   it. This allows security teams to define encryption parameters and
-  developers to store encrypted data in a location such as SQL without
+  developers to store encrypted data in a location such as a SQL database without
   having to design their own encryption methods.
 
 * **Leasing and Renewal**: All secrets in Vault have a _lease_ associated

website/content/docs/what-is-vault.mdx

@@ -49,8 +49,8 @@ The key features of Vault are:
 
 - **Data Encryption**: Vault can encrypt and decrypt data without storing
   it. This allows security teams to define encryption parameters and
-  developers to store encrypted data in a location such as SQL without
-  having to design their own encryption methods.
+  developers to store encrypted data in a location such as a SQL database 
+  without having to design their own encryption methods.
 
 - **Leasing and Renewal**: All secrets in Vault have a _lease_ associated
   with them. At the end of the lease, Vault will automatically revoke that