modeld: Move from SNPE to tinygrad (#25207)

* compiling, won't work yet

* running with inputs and outputs

* there's some magic chance this works

* no more dlc, include onnx

* yolo tests plz

* bump tinygrad

* files_common + delete dlc

* tinygrad_repo -> tinygrad

* pre commit config

* llops needed

* extra in files_common

* bump tinygrad

* fix indent

* tinygrad/nn/__init__

* tinygrad_repo

* bump tinygrad repo

* bump tinygrad

* bump with native_exp, match maybe

* native_explog is argument

* pyopencl no cache

* 5% chance this matches

* work in float32?

* bump tinygrad

* fix build

* no __init__

* fix recip

* dumb hack

* adding thneed PC support

* fix pc segfault

* pc thneed is working

* to_image

* prints stuff with debug=2

* it sort of works

* copy host ptr is simpler

* bug fix

* build on c3

* this correct?

* reenable float16

* fix private, fixup copy_inputs internal

* bump tinygrad and update ref commit

* fix OPTWG on PC

* maybe fix non determinism

* revert model replay ref commit

* comments, init zeroed out buffers

* upd ref commit

* bump tinygrad to fix initial image

* try this ref

Co-authored-by: Comma Device <device@comma.ai>
old-commit-hash: 40d6f4b65c3776ffd78b3c3285dc5532a802c423

.gitmodules

@@ -16,3 +16,6 @@
 [submodule "body"]
   path = body
   url = ../../commaai/body.git
+[submodule "tinygrad"]
+  path = tinygrad_repo
+  url = https://github.com/geohot/tinygrad.git