Configure rustdoc to recognize PowerShell identifier

Adds the PowerShell identifier to rustdoc's list of valid identifiers
to prevent warnings about backticks in documentation comments.

Author: mre

lychee-bin/Cargo.toml

@@ -12,6 +12,9 @@ readme = "../README.md"
 version.workspace = true
 rust-version = "1.88.0"
 
+[package.metadata.rustdoc]
+doc-valid-idents = ["PowerShell"]
+
 [dependencies]
 # NOTE: We need to specify the version of lychee-lib here because crates.io
 # requires all dependencies to have a version number.