query_config: Move to programs/test

As the SSL programs, like ssl_client2 and ssl_server2, are dependent on
SSL and therefore about to be removed, the only consumer of query_config
is the query_compile_time_config test. As such, it makes sense to move
query_config to be next to what uses it.
diff --git a/programs/test/CMakeLists.txt b/programs/test/CMakeLists.txt
index 65ff249..0c92825 100644
--- a/programs/test/CMakeLists.txt
+++ b/programs/test/CMakeLists.txt
@@ -31,7 +31,7 @@
 target_link_libraries(zeroize ${libs})
 
 add_executable(query_compile_time_config query_compile_time_config.c)
-target_sources(query_compile_time_config PUBLIC ../ssl/query_config.c)
+target_sources(query_compile_time_config PUBLIC query_config.c)
 target_link_libraries(query_compile_time_config ${libs})
 
 install(TARGETS selftest benchmark ssl_cert_test udp_proxy query_compile_time_config