Update course-definition.yml: Provide link to hex representation of e…

…mpty RDB file

course-definition.yml

@@ -996,16 +996,7 @@ stages:
 
       Here's the hex string of an empty RDB file: `524544495330303131fa0972656469732d76657205372e322e30fa0a72656469732d62697473c040fa056374696d65c26d08bc65fa08757365642d6d656dc2b0c41000fa08616f662d62617365c000fff06e3bfec0ff5aa2`
 
-      Here's a more readable [hexdump](https://opensource.com/article/19/8/dig-binary-files-hexdump) representation of the same file:
-
-      ```
-      52 45 44 49 53 30 30 31  31 fa 09 72 65 64 69 73  |REDIS0011..redis|
-      2d 76 65 72 05 37 2e 32  2e 30 fa 0a 72 65 64 69  |-ver.7.2.0..redi|
-      73 2d 62 69 74 73 c0 40  fa 05 63 74 69 6d 65 c2  |[email protected].|
-      6d 08 bc 65 fa 08 75 73  65 64 2d 6d 65 6d c2 b0  |m..e..used-mem..|
-      c4 10 00 fa 08 61 6f 66  2d 62 61 73 65 c0 00 ff  |.....aof-base...|
-      f0 6e 3b fe c0 ff 5a a2                           |.n;...Z.|
-      ```
+      You can find the hex representation of an empty RDB file [here](https://github.com/codecrafters-io/redis-tester/blob/main/internal/assets/empty_rdb_hex.md).
 
       The tester will accept any valid RDB file that is empty, you don't need to send the exact file above.
 
@@ -1024,9 +1015,7 @@ stages:
       3. `REPLCONF capa eof capa psync2` (expecting `+OK\r\n` back)
       4. `PSYNC ? -1` (expecting `+FULLRESYNC <REPL_ID> 0\r\n` back)
 
-      After receiving a response to the last command, the tester will expect to receive an RDB file from your server.
-
-      Subsequently it will expect a RDB file sent to it from the master.
+      After receiving a response to the last command, the tester will expect to receive an empty RDB file from your server.
 
       ### Notes