Remove old_examples, data and .idea folders

.idea/.gitignore

.idea/.name

.idea/cmake.xml

.idea/codeStyles/Project.xml

.idea/codeStyles/codeStyleConfig.xml

.idea/misc.xml

.idea/modules.xml

.idea/skyward-boardcore.iml

.idea/vcs.xml

data/fault_list.csv

data/gdb/stm32f4-stlinv2.cfg

data/gdb/stm32f7-stlinv2.cfg

data/gdb/stm32f750.svd

old_examples/entrypoints/anakin/anakin-accel.cpp

old_examples/entrypoints/anakin/anakin-demo-board.cpp

old_examples/entrypoints/anakin/anakin-test-canbus.cpp

old_examples/entrypoints/anakin/anakin-test-dma.cpp

old_examples/entrypoints/anakin/anakin-test-suite.cpp

old_examples/entrypoints/anakin/canbus-test.cpp

old_examples/entrypoints/anakin/dma-lowlevel-test.cpp