[nongnu] elpa/package-lint c30d23d2cc 4/6: Fix shellcheck nit

[ELPA Syncer]

branch: elpa/package-lint
commit c30d23d2cc6a7c4dfecdfd6cfa24a84075176dd9
Author: Steve Purcell <st...@sanityinc.com>
Commit: Steve Purcell <st...@sanityinc.com>

    Fix shellcheck nit
---
 tools/sym-dump-all | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/sym-dump-all b/tools/sym-dump-all
index 533486d457..853f16236c 100755
--- a/tools/sym-dump-all
+++ b/tools/sym-dump-all
@@ -2,7 +2,7 @@
 
 set -e
 
-rootdir=$(cd "$(dirname $0)/.." && pwd)
+rootdir=$(cd "$(dirname "$0")/.." && pwd)
 
 function run_emacs () {
     local ver