Switched to Perl local::lib for local compilation.

Taken from upstream Slic3r, thanks @alexrj.

1 files changed, 1 insertions, 0 deletions

diff --git a/t/slice.t b/t/slice.t
index 6d1daff97..2f193aae3 100644
--- a/t/slice.t
+++ b/t/slice.t
@@ -8,6 +8,7 @@ plan tests => 16;
 BEGIN {
     use FindBin;
     use lib "$FindBin::Bin/../lib";
+    use local::lib "$FindBin::Bin/../local-lib";
 }
 
 # temporarily disable compilation errors due to constant not being exported anymore