utils/test-pkg: always run a global legal-info

Instead of limiting it to the package under test, we run it globally.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Matthew Weber <matthew.weber@rockwellcollins.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

utils/test-pkg

@@ -127,10 +127,8 @@ build_one() {
 
     # legal-info done systematically, because some packages have different
     # sources depending on the configuration (e.g. lua-5.2 vs. lua-5.3)
-    if [ -n "${pkg}" ]; then
-        if ! make O="${dir}" "${pkg}-legal-info" >> "${dir}/logfile" 2>&1; then
-            return 3
-        fi
+    if ! make O="${dir}" legal-info >> "${dir}/logfile" 2>&1; then
+        return 3
     fi
 }