rename ecdsa_secp*sha* to ecdsa_secp*

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/tests/data_files/ecdsa_secp384r1.crt b/tests/data_files/ecdsa_secp384r1.crt
new file mode 100644
index 0000000..ff986a7
--- /dev/null
+++ b/tests/data_files/ecdsa_secp384r1.crt
@@ -0,0 +1,11 @@
+-----BEGIN CERTIFICATE-----
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+5O6q4SCSgkqiCTnyFIqCassED9NPqho3KYM1
+-----END CERTIFICATE-----