doc: rename Random -> RNG

nashif · nashif · commit 77ee832f2e9c · 2021-04-15T14:04:05.000-04:00
Random alone in the TOC is misleading and confusing, so be more
specific.

Signed-off-by: Anas Nashif &lt;anas.nashif@intel.com&gt;
diff --git a/doc/reference/random/index.rst b/doc/reference/random/index.rst
@@ -1,7 +1,7 @@
 .. _random_api:
 
-Random
-######
+Random Number Generation
+########################
 
 The random API subsystem provides random number generation APIs in both
 cryptographically and non-cryptographically secure instances. Which
