Fix typo in test name: leave_items_on_tack.sol -> leave_items_on_stack.sol

test/libsolidity/syntaxTests/inlineAssembly/invalid/leave_items_on_stack.sol

@@ -0,0 +1,9 @@
+contract C {
+    function f() pure public {
+        assembly {
+            mload(0)
+        }
+    }
+}
+// ----
+// TypeError 3083: (75-83): Top-level expressions are not supposed to return values (this expression returns 1 value). Use ``pop()`` or assign them.