[DNSAPI] Simplify the directory structure

dll/win32/dnsapi/CMakeLists.txt

@@ -11,15 +11,15 @@ add_definitions(-DADNS_JGAA_WIN32 -D_CRT_NO_POSIX_ERROR_CODES)
 spec2def(dnsapi.dll dnsapi.spec ADD_IMPORTLIB)
 
 list(APPEND SOURCE
-    dnsapi/adns.c
-    dnsapi/context.c
-    dnsapi/memory.c
-    dnsapi/names.c
-    dnsapi/query.c
-    dnsapi/record.c
-    dnsapi/rpc.c
-    dnsapi/stubs.c
-    dnsapi/precomp.h
+    adns.c
+    context.c
+    memory.c
+    names.c
+    query.c
+    record.c
+    rpc.c
+    stubs.c
+    precomp.h
     ${CMAKE_CURRENT_BINARY_DIR}/dnsrslvr_c.c)
 
 add_library(dnsapi MODULE
@@ -31,5 +31,5 @@ add_library(dnsapi MODULE
 set_module_type(dnsapi win32dll)
 target_link_libraries(dnsapi adns ${PSEH_LIB})
 add_importlibs(dnsapi advapi32 rpcrt4 user32 ws2_32 iphlpapi msvcrt kernel32 ntdll)
-add_pch(dnsapi dnsapi/precomp.h SOURCE)
+add_pch(dnsapi precomp.h SOURCE)
 add_cd_file(TARGET dnsapi DESTINATION reactos/system32 FOR all)