[PATCH rtems-docs] cpu-supplement: Add aarch64 to index

[Kinsey Moore]

This was never updated when AArch64 documentation was added.
---
 cpu-supplement/index.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cpu-supplement/index.rst b/cpu-supplement/index.rst
index 951d6b7..733ffcc 100644
--- a/cpu-supplement/index.rst
+++ b/cpu-supplement/index.rst
@@ -24,6 +24,7 @@ RTEMS CPU Architecture Supplement (|version|).
 
 	preface
 	port
+	aarch64
 	arm
 	atmel_avr
 	blackfin
-- 
2.30.2