Renamed part description files to target description files.

Introduced a generic target description file class with an AVR8 derivation.
Moved AVR8 target description files

src/Targets/TargetDescription/Module.hpp

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "ModuleInstance.hpp"
+#include "RegisterGroup.hpp"
+
+namespace Bloom::Targets::TargetDescription
+{
+    struct Module
+    {
+        std::string name;
+        std::map<std::string, ModuleInstance> instancesMappedByName;
+        std::map<std::string, RegisterGroup> registerGroupsMappedByName;
+    };
+}