Add readonly - fix eslint

Signed-off-by: argemiront <argemiront@gmail.com>

Author: argemiront

src/actions/utils/openFiles.ts

@@ -8,7 +8,7 @@ const openFiles = async (files: string[]) => {
   }
   for (const filePath of files) {
     try {
-      const workspaceFolders: vscode.WorkspaceFolder[] | undefined = vscode.workspace.workspaceFolders
+      const workspaceFolders: readonly vscode.WorkspaceFolder[] | undefined = vscode.workspace.workspaceFolders
       if (!workspaceFolders || !workspaceFolders.length) {
         throw new Error('No workspace directory. Open a workspace directory and try again')
       }

src/services/workspace/index.ts

@@ -22,7 +22,7 @@ export const checkWorkspaceEmpty = async () => {
 
 // capture the workspace root to use the users dirname in processes
 export const getWorkspaceRoot = (): string => {
-  const workspaceRoots: vscode.WorkspaceFolder[] | undefined = vscode.workspace.workspaceFolders
+  const workspaceRoots: readonly vscode.WorkspaceFolder[] | undefined = vscode.workspace.workspaceFolders
   if (!workspaceRoots || !workspaceRoots.length) {
     // no workspace root
     return ''