docs: powerpc: add htm.rst to toctree

The file Documentation/arch/powerpc/htm.rst is not included in the
index.rst toctree. This results in a warning when building the docs:

  WARNING: document isn't included in any toctree: htm.rst

Add it to the index.rst file so that it is properly included in the
PowerPC documentation TOC.

Signed-off-by: Vishal Parmar <vishistriker@gmail.com>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20250727110145.839906-1-vishistriker@gmail.com

diff --git a/Documentation/arch/powerpc/index.rst b/Documentation/arch/powerpc/index.rst
index 0560cbae5fa10c9c4948d7d1564c9461d5423721..173a787b6cc30648797df46ad8314834a7627480 100644 (file)
--- a/Documentation/arch/powerpc/index.rst
+++ b/Documentation/arch/powerpc/index.rst
@@ -36,6 +36,7 @@ powerpc
     vas-api
     vcpudispatch_stats
     vmemmap_dedup
+    htm
 
     features