Update Contributions/README.md

Co-authored-by: Paul Albertella <[email protected]>
Signed-off-by: Igor Stoppa <[email protected]>

Contributions/README.md

@@ -9,7 +9,7 @@ These markdown documents are actively extended and reviewed, as part of safety-r
 
 * [CheckList for Safety Claims on a Generic Linux System](CheckList_for_Safety_Claims_on_a_Generic_Linux_System.md)
   (3rd party) Non-exhaustive list of safety woes that can affect one's system qualification and should be explicitly addressed, in preparation to the qualification process.
-  Comprehensive backing, both from FuSa and architectural perspetive can be found in the 2 documents below.
+  The rationale for including these, both from a FuSa and an architectural perspective, can be found in the two documents below.
 
 * [Interference Scenarios for an ARM64 Linux System](Interference_Scenarios_for_an_ARM64_Linux_System.md)
   (3rd party) Collection of requirements meant to address Functional Safety, with focus on both Freedom From Interference and Availability.