[lldb-vscode] Report supportsModulesRequest=true

[werat]

Summary

The adapter does support Modules request, implemented in 39239f9.

[wallace]

Thanks!

lldb/tools/lldb-vscode/lldb-vscode.cpp

void request_initialize(const llvm::json::Object &request) {
   // This behavior causes many problems with the current way completion is
   // implemented in lldb-vscode, as these requests could be really expensive,
   // blocking the debugger, and there could be many concurrent requests unless
   // the user types very slowly... We need to address this specific issue, or
   // at least trigger completion only when the user explicitly wants it, which
   // is the behavior of LLDB CLI, that expects a TAB.
   body.try_emplace("supportsCompletionsRequest", false);
   // The debug adapter supports the modules request.
-  body.try_emplace("supportsModulesRequest", false);
+  body.try_emplace("supportsModulesRequest", true);
   // The set of additional module information exposed by the debug adapter.
   //   body.try_emplace("additionalModuleColumns"] = ColumnDescriptor
   // Checksum algorithms supported by the debug adapter.
   //   body.try_emplace("supportedChecksumAlgorithms"] = ChecksumAlgorithm
   // The debug adapter supports the RestartRequest. In this case a client
   // should not implement 'restart' by terminating and relaunching the adapter
   // but by calling the RestartRequest.
   body.try_emplace("supportsRestartRequest", false);