android: pan/bi: remove bifrost_nir_algebraic.c genrules

Fixes the following building error:

FAILED: out/target/product/x86_64/gen/STATIC_LIBRARIES/libpanfrost_bifrost_intermediates/bifrost_nir_algebraic.c
...
/usr/bin/python3: can't open file 'external/mesa/src/panfrost/bifrost/bifrost_nir_algebraic.py': [Errno 2] No such file or directory

Fixes: a67347d4 ("pan/bi: Use nir_lower_to_bit_size")
43 jobs for !11167 with android_panfrost_w22 in 8 seconds (queued for 1 second)
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