Update docs/user/motors/genericmotor.rst

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: Marchma0

docs/user/motors/genericmotor.rst

@@ -150,6 +150,7 @@ ValueError
     If the API search returns no motor, or if the download endpoint returns no
     .eng file or empty/invalid data.
 requests.exceptions.RequestException
+    If a network or HTTP error occurs during the API call to ThrustCurve.
 
 Behavior notes
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