tests: reset _found at the end of each iteration (#8195)

This makes `inst_rules` really print all rules it skips.

diff --git a/test/test-functions b/test/test-functions
index 75796a09add2f7d1c102d5550339d9cf59ca12c5..2ece55414a9ac8b2d40fba8e05e133527c8dfb30 100644 (file)
--- a/test/test-functions
+++ b/test/test-functions
@@ -1058,6 +1058,7 @@ inst_rules() {
             fi
         done
         [[ $_found ]] || dinfo "Skipping udev rule: $_rule"
+        _found=
     done
 }