REGTEST: make ssl_client_samples and ssl_server_samples require to 2.2

Some missing sample fetches was backported to 2.2 making these tests compatible
with the 2.2.
diff --git a/reg-tests/ssl/ssl_client_samples.vtc b/reg-tests/ssl/ssl_client_samples.vtc
index 54212b2..ccefa79 100644
--- a/reg-tests/ssl/ssl_client_samples.vtc
+++ b/reg-tests/ssl/ssl_client_samples.vtc
@@ -1,7 +1,7 @@
 #REGTEST_TYPE=devel
 
 varnishtest "Test the ssl_c_* sample fetches"
-#REQUIRE_VERSION=2.3
+#REQUIRE_VERSION=2.2
 #REQUIRE_OPTIONS=OPENSSL
 feature ignore_unknown_macro
 
diff --git a/reg-tests/ssl/ssl_server_samples.vtc b/reg-tests/ssl/ssl_server_samples.vtc
index f7c2546..53dd1b8 100644
--- a/reg-tests/ssl/ssl_server_samples.vtc
+++ b/reg-tests/ssl/ssl_server_samples.vtc
@@ -1,7 +1,7 @@
 #REGTEST_TYPE=devel
 
 varnishtest "Test the ssl_s_* sample fetches"
-#REQUIRE_VERSION=2.3
+#REQUIRE_VERSION=2.2
 #REQUIRE_OPTIONS=OPENSSL
 feature ignore_unknown_macro