void dispose() {
		for (PluginTool tool : runningTools) {
			PluginToolAccessUtils.dispose(tool);
		}
		runningTools.clear();
	}
Close all running tools; called from the close() method in
ToolManagerImpl which is called from the Project's close()
Ghidra/Framework/Project/src/main/java/ghidra/framework/project/tool/WorkspaceImpl.java