Merge pull request #13 from xray-bit/feature/packs

add at32f415 pack

pyocd.yaml

@@ -81,3 +81,4 @@ pack:
   - ./packs/NXP.MKL82Z7_DFP.11.0.1-small.pack
   - ./packs/NXP.MKV10Z1287_DFP.12.1.0-small.pack
   - ./packs/Samsung.S5JS100.1.1.3-small.pack
+  - ./packs/ArteryTek.AT32F415_DFP.2.0.4.pack