Restore dummy WITHOUT_{CAPSICUM,CASPER} descriptions

The makeman CI job ensures that all options have description files.

Bring the CI job back to green by adding back WITHOUT_CAPSICUM and
WITHOUT_CASPER description files (that now state the assoicated options
have no effect).

Fixes: c24c117b96 ("Remove WITHOUT_{CAPSICUM,CASPER} options")
Sponsored by:	The FreeBSD Foundation

share/man/man5/src.conf.5

@@ -1,5 +1,5 @@
 .\" DO NOT EDIT-- this file is @generated by tools/build/options/makeman.
-.Dd June 17, 2023
+.Dd June 19, 2023
 .Dt SRC.CONF 5
 .Os
 .Sh NAME
@@ -260,9 +260,13 @@ Build some programs without optional bzip2 support.
 .It Va WITHOUT_CALENDAR
 Do not build
 .Xr calendar 1 .
+.It Va WITHOUT_CAPSICUM
+This option has no effect.
 .It Va WITHOUT_CAROOT
 Do not add the trusted certificates from the Mozilla NSS bundle to
 base.
+.It Va WITHOUT_CASPER
+This option has no effect.
 .It Va WITH_CCACHE_BUILD
 Use
 .Xr ccache 1

tools/build/options/WITHOUT_CAPSICUM

@@ -0,0 +1 @@
+This option has no effect.

tools/build/options/WITHOUT_CASPER

@@ -0,0 +1 @@
+This option has no effect.