Fix fifo files hanging the project wide search (#16039)

Release Notes:

- Fixed the issue related to the project wide search being stuck when
project contains .fifo files
- Might potentially solve the following issue
https://github.com/zed-industries/zed/issues/7360

crates/collab/migrations.sqlite/20221109000000_test_schema.sql

@@ -86,6 +86,7 @@ CREATE TABLE "worktree_entries" (
     "is_ignored" BOOL NOT NULL,
     "is_deleted" BOOL NOT NULL,
     "git_status" INTEGER,
+    "is_fifo" BOOL NOT NULL,
     PRIMARY KEY(project_id, worktree_id, id),
     FOREIGN KEY(project_id, worktree_id) REFERENCES worktrees (project_id, id) ON DELETE CASCADE
 );

crates/collab/migrations/20240823155956_add_is_fifo_to_worktree_entries.sql

@@ -0,0 +1,2 @@
+ALTER TABLE "worktree_entries"
+ADD "is_fifo" BOOL NOT NULL DEFAULT FALSE;

crates/collab/src/db/queries/projects.rs

@@ -319,6 +319,7 @@ impl Database {
                         git_status: ActiveValue::set(entry.git_status.map(|status| status as i64)),
                         is_deleted: ActiveValue::set(false),
                         scan_id: ActiveValue::set(update.scan_id as i64),
+                        is_fifo: ActiveValue::set(entry.is_fifo),
                     }
                 }))
                 .on_conflict(
@@ -727,6 +728,7 @@ impl Database {
                         is_ignored: db_entry.is_ignored,
                         is_external: db_entry.is_external,
                         git_status: db_entry.git_status.map(|status| status as i32),
+                        is_fifo: db_entry.is_fifo,
                     });
                 }
             }

crates/collab/src/db/queries/rooms.rs

@@ -663,6 +663,7 @@ impl Database {
                             is_ignored: db_entry.is_ignored,
                             is_external: db_entry.is_external,
                             git_status: db_entry.git_status.map(|status| status as i32),
+                            is_fifo: db_entry.is_fifo,
                         });
                     }
                 }

crates/collab/src/db/tables/worktree_entry.rs

@@ -21,6 +21,7 @@ pub struct Model {
     pub is_external: bool,
     pub is_deleted: bool,
     pub scan_id: i64,
+    pub is_fifo: bool,
 }
 
 #[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]