thelio-major-r5-n3 & mira-b4-n3 (repairs): correct 2.5" board name

These models contain SATA backplanes, not Thelio Io v1 boards with SATA ports.

Author: jacobgkau

src/models/thelio-major-r5-n3/repairs.md

@@ -84,7 +84,7 @@ Thelio Major R5-N3 supports up to four 2.5" SATA III drives.
 ![2.5" drive screws](./img/25-drive-screws.webp)
 
 4. Insert four screws into each 2.5" storage drive you wish to install.
-5. Slide each 2.5" drive into one of the slots leading to the Thelio-IO board.
+5. Slide each 2.5" drive into one of the slots leading to the SATA backplane.
 
 ![2.5" drive installation](./img/25-drive-installation.webp)  
 

src/models/thelio-mira-b4-n3/repairs.md

@@ -84,7 +84,7 @@ Thelio Mira B4-N3 supports up to two 2.5" SATA III drives.
 ![2.5" drive screws](./img/25-drive-screws.webp)
 
 4. Insert four screws into each 2.5" storage drive you wish to install.
-5. Slide each 2.5" drive into one of the slots leading to the Thelio-IO board.
+5. Slide each 2.5" drive into one of the slots leading to the SATA backplane.
 
 ![2.5" drive installation](./img/25-drive-installation.webp)