chore(tests): pairing ops gas pricing cf ethereum/EIPs#9098

Author: danceratopz

tests/prague/eip2537_bls_12_381_precompiles/spec.py

@@ -139,8 +139,8 @@ class Spec:
     G2MUL_GAS = 45_000
     MAP_FP_TO_G1_GAS = 5_500
     MAP_FP2_TO_G2_GAS = 75_000
-    PAIRING_BASE_GAS = 65_000
-    PAIRING_PER_PAIR_GAS = 43_000
+    PAIRING_BASE_GAS = 37_700
+    PAIRING_PER_PAIR_GAS = 32_600
 
     # Other constants
     B_COEFFICIENT = 0x04