Update snippets.

snippets/perl.snippets

@@ -349,3 +349,11 @@ snippet debug_trace
 		require Carp; Carp::confess
 	};
 
+snippet dump
+    use Data::Dump qw(dump);
+    warn dump ${1:variable}
+
+snippet subtest
+    subtest '${1: test_name}' => sub {
+        ${2: #body}
+    };