chore: ignore every __vpcbuild*__ build directory

__vpcbuild__/ and __vpcbuild_*/ covered only two spellings; builds also create
__vpcbuild3__, __vpcbuild6__ and similar, so collapse them into one glob.

.gitignore

@@ -28,8 +28,7 @@ __pycache__/
 # 编译
 **/output/
 **/temp/
-**/__vpcbuild__/
-**/__vpcbuild_*/
+**/__vpcbuild*__/
 **/_sha1_map.txt
 # LSP signature cache
 .viperc-lsp-cache/