Update newline character instructions in INSTRUCTIONS.md

[bdolgov]

Clarified instructions regarding newline character handling.

If \n was typed as /n, the number of characters will be different.

What this changes

INSTRUCTIONS.md

Category

• Documentation correction (factual error, with a source)
• Portability fix for a platform listed as expected in README section 10.1
• Typo
• Pipeline change
• Something else (see README section 15.2 first)

Verification

I am not running arbitrary code on my devices.

If this changes hello.c

N/A

If this changes a documented figure

N/A

Notes

[Favkes]

looks legit 👍

[xRaTcHeT302]

i dunno, i feel like we COULD optimize a byte, this seems like a downgrade

have u done regression testing??? WHERE'S THE TEST????

i'm sorry but until all 172 validation tests pass, this wont do
can we SIMD this???