tests/int/delete.bats: fix shellcheck warnings

Signed-off-by: Kir Kolyshkin <[email protected]>

Author: kolyshkin

tests/integration/delete.bats

@@ -61,7 +61,7 @@ function teardown() {
 
   local subsystems="memory freezer"
 
-    runc run -d --console-socket $CONSOLE_SOCKET test_busybox
+    runc run -d --console-socket "$CONSOLE_SOCKET" test_busybox
     [ "$status" -eq 0 ]
 
     testcontainer test_busybox running
@@ -88,9 +88,9 @@ EOF
 
     for s in ${subsystems}; do
       name=CGROUP_${s^^}
-      eval path=\$${name}/foo
-      echo $path
-      [ -d ${path} ] || fail "test failed to create memory sub-cgroup"
+      eval path=\$"${name}"/foo
+      # shellcheck disable=SC2154
+      [ -d "${path}" ] || fail "test failed to create memory sub-cgroup ($path not found)"
     done
 
     runc delete --force test_busybox