arm(neon): avoid snippets which triggers unused_paren lint

Author: KisaragiEffective

crates/stdarch-gen/neon.spec

@@ -6511,7 +6511,7 @@ name = vrshr
 n-suffix
 constn = N
 multi_fn = static_assert-N-1-bits
-multi_fn = vrshl-self-noext, a, {vdup-nself-noext, (-N) as _}
+multi_fn = vrshl-self-noext, a, {vdup-nself-noext, -N as _}
 a = 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64
 n = 2
 validate 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16
@@ -6538,7 +6538,7 @@ name = vrshr
 n-suffix
 constn = N
 multi_fn = static_assert-N-1-bits
-multi_fn = vrshl-self-noext, a, {vdup-nsigned-noext, (-N) as _}
+multi_fn = vrshl-self-noext, a, {vdup-nsigned-noext, -N as _}
 a = 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64
 n = 2
 validate 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16