fix: disable AVM in bb merge train again (#18118) I

Author: ludamad

barretenberg/cpp/src/CMakeLists.txt

@@ -113,7 +113,8 @@ add_subdirectory(barretenberg/wasi)
 add_subdirectory(barretenberg/world_state)
 add_subdirectory(barretenberg/lmdblib)
 
-if(AVM)
+# NOTE: Do not conditionally base this on the AVM flag as it defines a necessary vm2_sim library.
+if(NOT WASM)
     add_subdirectory(barretenberg/vm2)
     if(FUZZING)
         add_subdirectory(barretenberg/avm_fuzzer)

bootstrap.sh

@@ -481,6 +481,7 @@ case "$cmd" in
   "ci-barretenberg")
     export CI=1
     export USE_TEST_CACHE=1
+    export AVM=0
     export AVM_TRANSPILER=0
     barretenberg/cpp/bootstrap.sh ci
     ;;