Add initial package.json scripts task autodetection (#32497)

Now, every JS/TS-related file will get their package.json script
contents added as tasks:

<img width="1020" alt="image"
src="https://github.com/user-attachments/assets/5bf80f80-fd72-4ba8-8ccf-418872895a25"
/>

To achieve that, `fn associated_tasks` from the `ContextProvider` was
made asynchronous and the related code adjusted.

Release Notes:

- Added initial `package.json` scripts task autodetection

---------

Co-authored-by: Piotr Osiewicz <piotr@zed.dev>

crates/project/src/project.rs

@@ -997,6 +997,7 @@ impl Project {
 
             let task_store = cx.new(|cx| {
                 TaskStore::local(
+                    fs.clone(),
                     buffer_store.downgrade(),
                     worktree_store.clone(),
                     toolchain_store.read(cx).as_language_toolchain_store(),
@@ -1136,6 +1137,7 @@ impl Project {
                 .new(|cx| ToolchainStore::remote(SSH_PROJECT_ID, ssh.read(cx).proto_client(), cx));
             let task_store = cx.new(|cx| {
                 TaskStore::remote(
+                    fs.clone(),
                     buffer_store.downgrade(),
                     worktree_store.clone(),
                     toolchain_store.read(cx).as_language_toolchain_store(),
@@ -1396,6 +1398,7 @@ impl Project {
         let task_store = cx.new(|cx| {
             if run_tasks {
                 TaskStore::remote(
+                    fs.clone(),
                     buffer_store.downgrade(),
                     worktree_store.clone(),
                     Arc::new(EmptyToolchainStore),