Generator: temporarily disable our hodgkinHuxleySquidAxonModel1952WithExternalVariables and hodgkinHuxleySquidAxonModel1952WithExternalVariablesUse tests.
Generator: temporarily disable our hodgkinHuxleySquidAxonModel1952WithExternalVariables and hodgkinHuxleySquidAxonModel1952WithExternalVariablesUse tests.

Need to go back to the drawing board when it comes to external variables!

hsorby/libcellml,cellml/libcellml,nickerso/libcellml,nickerso/libcellml,cellml/libcellml,hsorby/libcellml,hsorby/libcellml,hsorby/libcellml,nickerso/libcellml,nickerso/libcellml,cellml/libcellml,cellml/libcellml