refactor(config): disable unused OpenCode built-in LSP tools

LspHover, LspCodeActions, LspCodeActionResolve are disabled globally as they are not needed when using oh-my-opencode's curated LSP tools.

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/plugin-handlers/config-handler.ts

@@ -284,6 +284,9 @@ export function createConfigHandler(deps: ConfigHandlerDeps) {
     config.tools = {
       ...(config.tools as Record<string, unknown>),
       "grep_app_*": false,
+      LspHover: false,
+      LspCodeActions: false,
+      LspCodeActionResolve: false,
     };
 
     if (agentResult.librarian) {