Fix a few tests that depended on the wrong algorithm check

test_ecdh and test_ecdsa are made to depend on no-ec being false.
test_hmac is made not to depend on algorithm at all.

Based on a contribution by Alessandro Ghedini <alessandro@ghedini.me>
Reviewed-by: NRich Salz <rsalz@openssl.org>

test/recipes/05-test_hmac.t

@@ -2,4 +2,4 @@
 
 use OpenSSL::Test::Simple;
 
-simple_test("test_hmac", "hmactest", "hmac");
+simple_test("test_hmac", "hmactest");

test/recipes/15-test_ecdh.t

@@ -2,4 +2,4 @@
 
 use OpenSSL::Test::Simple;
 
-simple_test("test_ecdh", "ecdhtest", "ecdh");
+simple_test("test_ecdh", "ecdhtest", "ec");

test/recipes/15-test_ecdsa.t

@@ -2,4 +2,4 @@
 
 use OpenSSL::Test::Simple;
 
-simple_test("test_ecdsa", "ecdsatest", "ecdsa");
+simple_test("test_ecdsa", "ecdsatest", "ec");