Improve target environment description finding

Signed-off-by: Philipp Ahmann <[email protected]>

Author: pahmann

process/process_areas/verification/verification_workproducts.rst

@@ -134,7 +134,8 @@ Component
    Unit testing verifies detailed design (traced to).
    Respective tooling is defined in :need:`wp__platform_mgmt`, :need:`wp__verification_plan` and integrated in CI/Build.
    Unit testing is in responsible of the :need:`rl__contributor` providing the :need:`wp__sw_implementation`.
-   Unit testing is done in the "target environment" meaning it runs against the actual source code compiled for the component or reference integration.
+   The compiled tests run against the actual source code compiled for the component or reference integration and their
+   targeted HW architecture (e.g. arm64 or x86).
 
 Inspection
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