[native_toolchain_c] Visual studio resolution fails due to ( in path

[dcharkes]

[  4.8s] stdout: Unhandled exception:
[  4.8s] stdout: Error on line 1, column 18: unexpected "("
[  4.8s] stdout:   <2577>
[  4.8s] stdout: 1 <2502> C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Auxiliary/Build/vcvars32.bat
[  4.8s] stdout:   <2502>                  ^
[  4.8s] stdout:   <2575>
[  4.8s] stdout: #0      StringScanner.error (package:string_scanner/src/string_scanner.dart:263:5)
[  4.8s] stdout: #1      Parser._parseLiteral (package:glob/src/parser.dart:169:44)
[  4.8s] stdout: #2      Parser._parseNode (package:glob/src/parser.dart:66:12)
[  4.8s] stdout: #3      Parser._parseSequence (package:glob/src/parser.dart:44:17)
[  4.8s] stdout: #4      Parser.parse (package:glob/src/parser.dart:30:27)
[  4.8s] stdout: #5      new Glob (package:glob/glob.dart:104:44)
[  4.8s] stdout: #6      InstallLocationResolver.tryResolvePath (package:native_toolchain_c/src/tool/tool_resolver.dart:221:38)
[  4.8s] stdout: #7      InstallLocationResolver.resolve (package:native_toolchain_c/src/tool/tool_resolver.dart:198:42)
[  4.8s] stdout: #8      CompilerResolver.toolchainEnvironmentScript (package:native_toolchain_c/src/cbuilder/compiler_resolver.dart:200:50)
[  4.8s] stdout: #9      RunCBuilder.runCl (package:native_toolchain_c/src/cbuilder/run_cbuilder.dart:187:37)
[  4.8s] stdout: #10     RunCBuilder.run (package:native_toolchain_c/src/cbuilder/run_cbuilder.dart:92:11)
[  4.8s] stdout: <asynchronous suspension>
[  4.8s] stdout: #11     CBuilder.run (package:native_toolchain_c/src/cbuilder/cbuilder.dart:170:7)
[  4.8s] stdout: <asynchronous suspension>
[  4.8s] stdout: #12     main (file:///C:/b/s/w/ir/x/t/29d4255a/package_with_native_assets/build.dart:18:3)
[  4.8s] stdout: <asynchronous suspension>
[  4.9s] stdout: Building native assets for package:package_with_native_assets failed.

from: https://logs.chromium.org/logs/flutter/buildbucket/cr-buildbucket/8770603117094658273/+/u/run_test.dart_for_tool_integration_tests_shard_and_subshard_5_6/test_stdout

from:

• Native assets support for Windows flutter/flutter#134203