feat: filecoin migration contracts (#874)

## Add new chain
Please fill the following form:

Provide the Chain ID (Only 1 chain id per PR).
- Chain_ID: 314

Provide RPC URL for the chain (should be able to query atleast 3+
requests per second for automatic PR check).
- RPC_URL: https://rpc.ankr.com/filecoin

Relevant information:
Adding 1.4.1 migration contracts for filecoin:
- SafeToL2Setup:
[0xBD89A1CE4DDe368FFAB0eC35506eEcE0b1fFdc54](https://filecoin.blockscout.com/address/0xBD89A1CE4DDe368FFAB0eC35506eEcE0b1fFdc54)
- SafeToL2Migration:
[0xfF83F6335d8930cBad1c0D439A841f01888D9f69](https://filecoin.blockscout.com/address/0xfF83F6335d8930cBad1c0D439A841f01888D9f69)
- SafeMigration:
[0x526643F69b81B008F46d95CD5ced5eC0edFFDaC6](https://filecoin.blockscout.com/address/0x526643F69b81B008F46d95CD5ced5eC0edFFDaC6)

src/assets/v1.4.1/safe_migration.json

@@ -17,6 +17,7 @@
     "100": "canonical",
     "137": "canonical",
     "196": "canonical",
+    "314": "canonical",
     "480": "canonical",
     "970": "canonical",
     "995": "canonical",

src/assets/v1.4.1/safe_to_l2_migration.json

@@ -17,6 +17,7 @@
     "100": "canonical",
     "137": "canonical",
     "196": "canonical",
+    "314": "canonical",
     "480": "canonical",
     "970": "canonical",
     "995": "canonical",

src/assets/v1.4.1/safe_to_l2_setup.json

@@ -17,6 +17,7 @@
     "100": "canonical",
     "137": "canonical",
     "196": "canonical",
+    "314": "canonical",
     "480": "canonical",
     "970": "canonical",
     "995": "canonical",