Auto merge of #141964 - sayantn:update-stdarch, r=Amanieu

Update stdarch submodule

Updates the stdarch submodule.

## Merged PRs

 - rust-lang/stdarch#1797
 - rust-lang/stdarch#1758
 - rust-lang/stdarch#1798
 - rust-lang/stdarch#1811
 - rust-lang/stdarch#1810
 - rust-lang/stdarch#1807
 - rust-lang/stdarch#1806
 - rust-lang/stdarch#1812
 - rust-lang/stdarch#1795
 - rust-lang/stdarch#1796
 - rust-lang/stdarch#1813
 - rust-lang/stdarch#1816
 - rust-lang/stdarch#1818
 - rust-lang/stdarch#1820
 - rust-lang/stdarch#1819

r? `@Amanieu`
`@rustbot` label T-libs-api

Closes rust-lang/rust#111137

Author: bors