zero-gravity: bump aristotle zerog default 1.0.4->1.0.6, galileo 3.0.3->3.0.8

Verified latest 0G Foundation releases:
- Aristotle (mainnet): 0gchain-Aristotle v1.0.6 (slashing fork 2026-06-26)
- Galileo (testnet): 0gchain-NG v3.0.8 (slashing fork 2026-06-15)

HARDFORK/BREAKING: Both releases include double-sign slashing with SSZ layout changes.

Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>

zero-gravity/geth/zero-gravity-aristotle-geth-pruned-pebble-path.yml

@@ -35,7 +35,7 @@ services:
       context: ./zero-gravity
       dockerfile: zerog.Dockerfile
       args:
-        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_ARISTOTLE_ZEROG_VERSION:-1.0.4}
+        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_ARISTOTLE_ZEROG_VERSION:-1.0.6}
         ZERO_GRAVITY_CHAIN_SPEC: aristotle
     sysctls:
       # TCP Performance
@@ -118,7 +118,7 @@ services:
       context: ./zero-gravity
       dockerfile: zerog.Dockerfile
       args:
-        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_ARISTOTLE_ZEROG_VERSION:-1.0.4}
+        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_ARISTOTLE_ZEROG_VERSION:-1.0.6}
         ZERO_GRAVITY_CHAIN_SPEC: aristotle
     ports:
       - 19914:19914

zero-gravity/geth/zero-gravity-galileo-geth-pruned-pebble-path.yml

@@ -35,7 +35,7 @@ services:
       context: ./zero-gravity
       dockerfile: zerog.Dockerfile
       args:
-        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_GALILEO_ZEROG_VERSION:-3.0.3}
+        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_GALILEO_ZEROG_VERSION:-3.0.8}
         ZERO_GRAVITY_CHAIN_SPEC: galileo
     sysctls:
       # TCP Performance
@@ -118,7 +118,7 @@ services:
       context: ./zero-gravity
       dockerfile: zerog.Dockerfile
       args:
-        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_GALILEO_ZEROG_VERSION:-3.0.3}
+        ZERO_GRAVITY_VERSION: ${ZERO_GRAVITY_GALILEO_ZEROG_VERSION:-3.0.8}
         ZERO_GRAVITY_CHAIN_SPEC: galileo
     ports:
       - 16172:16172