reduce reference tests scope (#1398)

Add some Quality of Life changes to reference tests
* ShanghaiLove tests tend to OOM in parallel execution.  Exclude them.
* LegacyTests, as generated code, are not subject to SPDX header checks.

Signed-off-by: Danno Ferrin <danno.ferrin@gmail.com>

build.gradle

@@ -668,7 +668,9 @@ task checkSpdxHeader(type: CheckSpdxHeader) {
   excludeRegex = [
     "(.*/generalstate/GeneralStateRegressionReferenceTest.*)",
     "(.*/generalstate/GeneralStateReferenceTest.*)",
+    "(.*/generalstate/LegacyGeneralStateReferenceTest.*)",
     "(.*/blockchain/BlockchainReferenceTest.*)",
+    "(.*/blockchain/LegacyBlockchainReferenceTest.*)",
     "(.*/.gradle/.*)",
     "(.*/.idea/.*)",
     "(.*/out/.*)",

ethereum/core/src/test/java/org/hyperledger/besu/ethereum/vm/BlockchainReferenceTestTools.java

@@ -71,6 +71,7 @@ public class BlockchainReferenceTestTools {
 
     // Consumes a huge amount of memory
     params.ignore("static_Call1MB1024Calldepth_d1g0v0_\\w+");
+    params.ignore("ShanghaiLove_.*");
 
     // Absurd amount of gas, doesn't run in parallel
     params.ignore("randomStatetest94_\\w+");

ethereum/core/src/test/java/org/hyperledger/besu/ethereum/vm/GeneralStateReferenceTestTools.java

@@ -97,6 +97,7 @@ public class GeneralStateReferenceTestTools {
 
     // Consumes a huge amount of memory
     params.ignore("static_Call1MB1024Calldepth-\\w");
+    params.ignore("ShanghaiLove_.*");
 
     // Don't do time consuming tests
     params.ignore("CALLBlake2f_MaxRounds.*");