Remove unused MAX_MEMORY_TESTS constant

test/default/wasi-test-wrapper.sh

@@ -1,7 +1,5 @@
 #! /bin/sh
 
-MAX_MEMORY_TESTS="67108864"
-
 unset LDFLAGS
 unset CFLAGS
 
@@ -18,8 +16,6 @@ if [ -z "$WASI_RUNTIME" ] || [ "$WASI_RUNTIME" = "wasmedge" ]; then
   fi
 fi
 
-
-
 if [ -z "$WASI_RUNTIME" ] || [ "$WASI_RUNTIME" = "wasmer" ]; then
   if command -v wasmer >/dev/null; then
     wasmer run "$1" "--${WASMER_BACKEND:-cranelift}" --dir=. && exit 0