Merge branch 'bpf-remove-artificial-limitations-on-pointer-types-eligable-for-spilling'

Eduard Zingerman says:

====================
bpf: remove artificial limitations on pointer types eligible for spilling

Track spills for the following register types precisely:
- PTR_TO_TP_BUFFER
- PTR_TO_INSN
- CONST_PTR_TO_DYNPTR
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====================

Link: https://patch.msgid.link/20260707-missing-spillable-types-v1-0-44a92121dc41@gmail.com
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>