Add missing doc label (for NCMP modelling)

Issue-ID: CPS-721
Signed-off-by: ToineSiebelink <toine.siebelink@est.tech>
Change-Id: Ib379c4e80a3caf312658146b088926de1d8145ea
diff --git a/docs/modeling.rst b/docs/modeling.rst
index a91eb01..5504bf3 100644
--- a/docs/modeling.rst
+++ b/docs/modeling.rst
@@ -56,6 +56,9 @@
 
 - **CPS Path** is used to query data nodes. The CPS Path is described in detail in :doc:`cps-path`.
 
+.. Below Label is used by documentation for other CPS components to link here, do not remove even if it gives a warning
+.. _cps_ncmp_modelling:
+
 NCMP Modeling
 =============
 
@@ -83,4 +86,4 @@
     | Passthrough-operational        | config-true, config-false           | read-only               |
     +--------------------------------+-------------------------------------+-------------------------+
     | Passthrough-running            | config-true                         | read-write              |
-    +--------------------------------+-------------------------------------+-------------------------+
\ No newline at end of file
+    +--------------------------------+-------------------------------------+-------------------------+