private void myFallthroughOverride(ProgramDB program) {
		fallthroughOverride(program, "Modify My Program");
	}
Override flow as a CallReturn @ 0100354f.
@param program override the flow in this program.
@param description description for the transaction that overrides the flow.
Ghidra/Features/Base/src/test.slow/java/ghidra/app/merge/listing/CodeUnitMergeManagerOverrideTest.java