t4119-apply-config.sh: use the $( ... ) construct for command substitution

diff --git a/t/t4119-apply-config.sh b/t/t4119-apply-config.sh
index 3d0384daa8a7b7369826b05bcb793cb445c3f9ee..c393be691be42a0b0a982c07ffeee489d4075bce 100755 (executable)
--- a/t/t4119-apply-config.sh
+++ b/t/t4119-apply-config.sh
@@ -68,7 +68,7 @@ test_expect_success 'apply --whitespace=strip from config' '
        check_result sub/file1
 '
 
-D=`pwd`
+D=$(pwd)
 
 test_expect_success 'apply --whitespace=strip in subdir' '