config: disentangle PREFER_APPLETS from SH_STANDALONE and SH_NOFORK

On user request.
I thought enabling/disabling them all together is more consistent.
Evidently, some people do want them to be separately selectable.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/applets/applet_tables.c b/applets/applet_tables.c
index 843f2ec..8401a15 100644
--- a/applets/applet_tables.c
+++ b/applets/applet_tables.c
@@ -143,7 +143,9 @@
 	printf("};\n");
 	printf("#endif\n\n");
 
-#if ENABLE_FEATURE_PREFER_APPLETS
+#if ENABLE_FEATURE_PREFER_APPLETS \
+ || ENABLE_FEATURE_SH_STANDALONE \
+ || ENABLE_FEATURE_SH_NOFORK
 	printf("const uint8_t applet_flags[] ALIGN1 = {\n");
 	i = 0;
 	while (i < NUM_APPLETS) {