hpcg: compiler flag not supported by fujitsu either (#43110)

Co-authored-by: domke <673751-domke@users.noreply.gitlab.com>

var/spack/repos/builtin/packages/hpcg/package.py

@@ -68,6 +68,7 @@ def configure(self, spec, prefix):
             and not spec.satisfies("%arm")
             and not spec.satisfies("%intel")
             and not spec.satisfies("%oneapi")
+            and not spec.satisfies("%fj")
             and not spec.satisfies("%clang")
         ):
             CXXFLAGS += " -ftree-vectorizer-verbose=0 "