patch 9.0.0224: Using NULL pointer when skipping compiled code

Problem:    Using NULL pointer when skipping compiled code.
Solution:   Check for skipping.
diff --git a/src/vim9compile.c b/src/vim9compile.c
index d1e2c87..d8596e9 100644
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -1165,11 +1165,14 @@
 	    generate_LOADV(cctx, name + 2);
 	    break;
 	case dest_local:
-	    if (lvar->lv_from_outer > 0)
-		generate_LOADOUTER(cctx, lvar->lv_idx, lvar->lv_from_outer,
+	    if (cctx->ctx_skip != SKIP_YES)
+	    {
+		if (lvar->lv_from_outer > 0)
+		    generate_LOADOUTER(cctx, lvar->lv_idx, lvar->lv_from_outer,
 									 type);
-	    else
-		generate_LOAD(cctx, ISN_LOAD, lvar->lv_idx, NULL, type);
+		else
+		    generate_LOAD(cctx, ISN_LOAD, lvar->lv_idx, NULL, type);
+	    }
 	    break;
 	case dest_expr:
 	    // list or dict value should already be on the stack.
@@ -1952,6 +1955,9 @@
 	}
     }
 
+    if (cctx->ctx_skip == SKIP_YES)
+	return OK;
+
     // Load the dict or list.  On the stack we then have:
     // - value (for assignment, not for :unlet)
     // - index