Auto merge of #85541 - XAMPPRocky:relnotes_1.53.0, r=Mark-Simulacrum
Auto merge of #85541 - XAMPPRocky:relnotes_1.53.0, r=Mark-Simulacrum

Update RELEASES.md for 1.53.0

### [Rendered](https://github.com/XAMPPRocky/rust/blob/relnotes_1.53.0/RELEASES.md)

r? `@Mark-Simulacrum`
cc `@rust-lang/release`

aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust