Remove erroneous resource labels (#515)

Fix https://github.com/webgpu/webgpu-samples/pull/514/files#r2112896306

Author: beaufortfrancois

sample/a-buffer/main.ts

@@ -450,21 +450,18 @@ const configure = () => {
         binding: 0,
         resource: {
           buffer: uniformBuffer,
-          label: 'uniforms',
         },
       },
       {
         binding: 1,
         resource: {
           buffer: headsBuffer,
-          label: 'headsBuffer',
         },
       },
       {
         binding: 2,
         resource: {
           buffer: linkedListBuffer,
-          label: 'linkedListBuffer',
         },
       },
       {
@@ -476,7 +473,6 @@ const configure = () => {
         resource: {
           buffer: sliceInfoBuffer,
           size: device.limits.minUniformBufferOffsetAlignment,
-          label: 'sliceInfoBuffer',
         },
       },
     ],
@@ -490,29 +486,25 @@ const configure = () => {
         binding: 0,
         resource: {
           buffer: uniformBuffer,
-          label: 'uniforms',
         },
       },
       {
         binding: 1,
         resource: {
           buffer: headsBuffer,
-          label: 'headsBuffer',
         },
       },
       {
         binding: 2,
         resource: {
           buffer: linkedListBuffer,
-          label: 'linkedListBuffer',
         },
       },
       {
         binding: 3,
         resource: {
           buffer: sliceInfoBuffer,
           size: device.limits.minUniformBufferOffsetAlignment,
-          label: 'sliceInfoBuffer',
         },
       },
     ],