Inline format_args

Co-authored-by: Michael Goulet <[email protected]>

Author: Noratrieb

compiler/rustc_data_structures/src/profiling.rs

@@ -778,7 +778,7 @@ pub fn print_time_passes_entry(
                 "rss_start": start_rss,
                 "rss_end": end_rss,
             });
-            eprintln!("time: {}", json);
+            eprintln!("time: {json}");
             return;
         }
         TimePassesFormat::Text => (),

compiler/rustc_macros/src/diagnostics/fluent.rs

@@ -100,7 +100,7 @@ pub(crate) fn fluent_messages(input: proc_macro::TokenStream) -> proc_macro::Tok
             Diagnostic::spanned(
                 resource_span,
                 Level::Error,
-                format!("could not open Fluent resource: {}", e),
+                format!("could not open Fluent resource: {e}"),
             )
             .emit();
             return failed(&crate_name);