README.md: Update meta-microblaze docs to scrathgap

Signed-off-by: Sandeep Gundlupet Raju <[email protected]>
Signed-off-by: Mark Hatle <[email protected]>

meta-microblaze/README.md

@@ -8,14 +8,18 @@ This layer depends on:
 
 	URI: https://git.yoctoproject.org/poky
 	layers: meta, meta-poky
-	branch: langdale
+	branch: scarthgap
 
 	URI: https://git.openembedded.org/meta-openembedded
 	layers: meta-oe
-	branch: langdale
+	branch: scarthgap
+
+	URI: https://git.yoctoproject.org/meta-arm
+	layers: meta-arm, meta-arm-toolchain
+	branch: scarthgap
 
 	URI:
         https://git.yoctoproject.org/meta-xilinx (official version)
-        https://github.com/Xilinx/meta-xilinx (development and amd xilinx release)
+        https://github.com/Xilinx/meta-xilinx (development and AMD release)
 	layers: meta-xilinx-core
-	branch: langdale or amd xilinx release version (e.g. rel-v2023.1)
+	branch: scarthgap or AMD release version (e.g. rel-v2024.2)