Fix num of elements in tpu7x ici guide (#74)

Author: ChingTsai

Ironwood/guides/collectives/all_gather.md

@@ -45,13 +45,13 @@ kubectl delete -f tpu7x-2x2x2-ici-all-gather-microbenchmark.yaml
 ## Expected Results
 | Topology | Number of Elements | Achieved Bandwidth (GB/s) | Transferred Data (GB) | Input Shape      | Output  Shape    |
 | -------- | ------------------ | ------------------------- | --------------------- | ---------------- | ---------------- |
-| 2x2x1    | 64                 | 71.7703034                | 0.001572864           | f32[64,8,128]    | f32[256,8,128]   |
-| 2x2x1    | 256                | 129.1869148               | 0.006291456           | f32[256,8,128]   | f32[1024,8,128]  |
-| 2x2x1    | 1024               | 161.9040742               | 0.025165824           | f32[1024,8,128]  | f32[4096,8,128]  |
-| 2x2x1    | 4096               | 174.765465                | 0.100663296           | f32[4096,8,128]  | f32[16384,8,128] |
-| 2x2x1    | 16384              | 178.7714158               | 0.402653184           | f32[16384,8,128] | f32[65536,8,128] |
-| 2x2x2    | 64                 | 69.53210305               | 0.001572864           | f32[64,8,128]    | f32[256,8,128]   |
-| 2x2x2    | 256                | 127.3945462               | 0.006291456           | f32[256,8,128]   | f32[1024,8,128]  |
-| 2x2x2    | 1024               | 162.0864029               | 0.025165824           | f32[1024,8,128]  | f32[4096,8,128]  |
-| 2x2x2    | 4096               | 174.6652133               | 0.100663296           | f32[4096,8,128]  | f32[16384,8,128] |
-| 2x2x2    | 16384              | 178.7592252               | 0.402653184           | f32[16384,8,128] | f32[65536,8,128] |
+| 2x2x1    | 65536              | 71.7703034                | 0.001572864           | f32[64,8,128]    | f32[256,8,128]   |
+| 2x2x1    | 262144             | 129.1869148               | 0.006291456           | f32[256,8,128]   | f32[1024,8,128]  |
+| 2x2x1    | 1048576            | 161.9040742               | 0.025165824           | f32[1024,8,128]  | f32[4096,8,128]  |
+| 2x2x1    | 4194304            | 174.765465                | 0.100663296           | f32[4096,8,128]  | f32[16384,8,128] |
+| 2x2x1    | 16777216           | 178.7714158               | 0.402653184           | f32[16384,8,128] | f32[65536,8,128] |
+| 2x2x2    | 65536              | 69.53210305               | 0.001572864           | f32[64,8,128]    | f32[256,8,128]   |
+| 2x2x2    | 262144             | 127.3945462               | 0.006291456           | f32[256,8,128]   | f32[1024,8,128]  |
+| 2x2x2    | 1048576            | 162.0864029               | 0.025165824           | f32[1024,8,128]  | f32[4096,8,128]  |
+| 2x2x2    | 4194304            | 174.6652133               | 0.100663296           | f32[4096,8,128]  | f32[16384,8,128] |
+| 2x2x2    | 16777216           | 178.7592252               | 0.402653184           | f32[16384,8,128] | f32[65536,8,128] |