Add ECP-heavy-only test cases to the driver parity analysis ignore list

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tests/scripts/analyze_outcomes.py b/tests/scripts/analyze_outcomes.py
index d3ea8c0..96d4e46 100755
--- a/tests/scripts/analyze_outcomes.py
+++ b/tests/scripts/analyze_outcomes.py
@@ -325,6 +325,7 @@
                 # is required.
                 'test_suite_ecp': [
                     re.compile(r'ECP check public-private .*'),
+                    re.compile(r'ECP calculate public: .*'),
                     re.compile(r'ECP gen keypair .*'),
                     re.compile(r'ECP point muladd .*'),
                     re.compile(r'ECP point multiplication .*'),