spec: disable ssl for centos7 package

NO_DOC=internal
NO_TEST=internal
NO_CHANGELOG=internal

rpm/tarantool-picodata.spec

@@ -253,6 +253,9 @@ C and Lua/C modules.
 %endif
 %if 0%{?rhel} >= 7
          -DENABLE_BUNDLED_LDAP:BOOL=OFF \
+%endif
+%if 0%{?rhel} == 7
+         -DENABLE_BUNDLED_OPENSSL:BOOL=ON \
 %endif
          -DENABLE_WERROR:BOOL=ON \
          -DENABLE_DIST:BOOL=ON