build: use -ffunction-sections -fdata-sections for the Zig compiler on ARM
See 7daf0b6f4660245ac518c663f8971aad7e540da8; builds for ARM can run into the
same problems due to limited branch range.
2d867223beAlex Rønne Petersen committed on 2/26/2026, 7:48:29 PM· committed by Andrew Kelleyparent7bc6546