Fix list-files test following xet migration in prod (#1326)

cc @jsulz @bpronan for viz :) (nice to see xet migration in real time)

Author: coyotte508

packages/hub/src/lib/list-files.spec.ts

@@ -37,6 +37,7 @@ describe("listFiles", () => {
 					size: 440473133,
 					pointerSize: 134,
 				},
+				xetHash: "2d8408d3a894d02517d04956e2f7546ff08362594072f3527ce144b5212a3296",
 				oid: "ba5d19791be1dd7992e33bd61f20207b0f7f50a5",
 				path: "pytorch_model.bin",
 				size: 440473133,
@@ -48,6 +49,7 @@ describe("listFiles", () => {
 					size: 536063208,
 					pointerSize: 134,
 				},
+				xetHash: "879c5715c18a0b7f051dd33f70f0a5c8dd1522e0a43f6f75520f16167f29279b",
 				oid: "9eb98c817f04b051b3bcca591bcd4e03cec88018",
 				path: "tf_model.h5",
 				size: 536063208,
@@ -113,6 +115,7 @@ describe("listFiles", () => {
 					size: 440473133,
 					pointerSize: 134,
 				},
+				xetHash: "2d8408d3a894d02517d04956e2f7546ff08362594072f3527ce144b5212a3296",
 				oid: "ba5d19791be1dd7992e33bd61f20207b0f7f50a5",
 				path: "pytorch_model.bin",
 				size: 440473133,
@@ -129,6 +132,7 @@ describe("listFiles", () => {
 					size: 536063208,
 					pointerSize: 134,
 				},
+				xetHash: "879c5715c18a0b7f051dd33f70f0a5c8dd1522e0a43f6f75520f16167f29279b",
 				oid: "9eb98c817f04b051b3bcca591bcd4e03cec88018",
 				path: "tf_model.h5",
 				size: 536063208,

packages/hub/src/lib/list-files.ts

@@ -17,6 +17,10 @@ export interface ListFileEntry {
 		/** Size of the raw pointer file, 100~200 bytes */
 		pointerSize: number;
 	};
+	/**
+	 * Xet-backed hash, a new protocol replacing LFS for big files.
+	 */
+	xetHash?: string;
 	/**
 	 * Only fetched if `expand` is set to `true` in the `listFiles` call.
 	 */