docs: add AddressSanitizer mini-howto

Type: docs

Change-Id: I3bb589d04f15a03166a6d457552ffc316fb02f94
Signed-off-by: Benoît Ganne <bganne@cisco.com>
diff --git a/docs/troubleshooting/index.rst b/docs/troubleshooting/index.rst
index 655eb11..f652f3f 100644
--- a/docs/troubleshooting/index.rst
+++ b/docs/troubleshooting/index.rst
@@ -11,3 +11,4 @@
 
     reportingissues/index.rst
     cpuusage
+    sanitizer