packages: remove tests from base set

Create a new tests package set to hold the tests, which are not useful
to all users and don't belong in the base set.

Reviewed by:	emaste, ivy
Sponsored by:	The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D52574

release/packages/generate-ucl.lua

@@ -191,6 +191,10 @@ elseif pkgname:match("%-lib32$") then
 -- support or you don't.
 elseif pkgname:match("%-dev$") or pkgname:match("^lib.*%-man$") then
 	set = "devel"
+-- Don't separate tests and tests-dbg into 2 sets, if the user wants tests
+-- they should be able to debug failures.
+elseif set == "tests" then
+	set = set
 -- If this is a -dbg package, it goes in <set>-dbg, which means the user can
 -- install debug symbols only for the sets they have installed.
 elseif pkgname:match("%-dbg$") then

release/packages/sets/tests.ucl

@@ -0,0 +1,5 @@
+comment = "System test suite"
+
+desc = <<EOD
+This metapackage installs the system test suite.
+EOD

release/packages/ucl/tests-all.ucl

@@ -2,3 +2,7 @@ comment = "Test Suite"
 desc = <<EOD
 Test Suite
 EOD
+
+annotations {
+	set = tests
+}