zephyr: blobs: Update ERISC FW to v1.4.0

- Fixed minor bugs in training sequence to improve training success rate
  on loopback cases
- Added ETH mailbox with 2 messages
- ETH msg LINK_STATUS_CHECK: checks for link status
- ETH msg RELEASE_CORE: Releases control of RISC0 to run function at
  specified L1 addr

Signed-off-by: Bing Li <[email protected]>

Author: bingliTT

zephyr/blobs/tt_blackhole_erisc.bin

@@ -26,9 +26,9 @@ runners:
 
 blobs:
   - path: tt_blackhole_erisc.bin
-    sha256: 08f18b77a628e5514189387e41b7d57f6e8f372579bb67130302fecb9fadf9aa
+    sha256: c0fa6016a0dc9a7aedb5712af9ebfa843eb9201111e6bf5356b857125a1fe1f7
     type: img
-    version: '1.2.0'
+    version: '1.4.0'
     license-path: zephyr/blobs/license.txt
     url: "https://github.com/tenstorrent/tt-zephyr-platforms/\
           raw/refs/heads/main/zephyr/blobs/tt_blackhole_erisc.bin"
@@ -37,7 +37,7 @@ blobs:
   - path: tt_blackhole_erisc_params.bin
     sha256: 8226fadf8e33c4dc31e5fe2e3b2106a54c8507300772cb1c029df59f13728d49
     type: img
-    version: '1.2.0'
+    version: '1.4.0'
     license-path: zephyr/blobs/license.txt
     url: "https://github.com/tenstorrent/tt-zephyr-platforms/\
           raw/refs/heads/main/zephyr/blobs/tt_blackhole_erisc_params.bin"