Add missing test executable to gitignore

Signed-off-by: Norbert Pocs <npocs@redhat.com>

testsuite/.gitignore

@@ -36,6 +36,7 @@
 /ecc-mul-g-test
 /ecc-redc-test
 /ecc-sqrt-test
+/ecc-mod-arith-test
 /ecdh-test
 /ecdsa-keygen-test
 /ecdsa-sign-test
@@ -64,6 +65,7 @@
 /meta-cipher-test
 /meta-hash-test
 /meta-mac-test
+/ocb-test
 /pbkdf2-test
 /pkcs1-test
 /pkcs1-sec-decrypt-test