fix clippy for rust 1.67

- still compatible with 1.64

packages/jobboerse/src/job_offers.rs

@@ -568,7 +568,7 @@ impl JobOffer<PathBuf> {
         req: &HttpRequest,
     ) -> Result<Url, UrlGenerationError> {
         let mut url = req.url_for_static(JOBOFFER_OVERVIEW_ROUTE)?;
-        url.set_fragment(Some(&format!("joboffer-{}", id)));
+        url.set_fragment(Some(&format!("joboffer-{id}")));
         Ok(url)
     }
 
@@ -960,7 +960,7 @@ mod test {
         let serialized = toml::ser::to_string_pretty(&old)
             .expect("testing serialization is not the goal of this test");
 
-        println!("{}", serialized);
+        println!("{serialized}");
 
         toml::de::from_str::<JobOfferStatus>(&serialized).expect_err(
             "V1 should not parse as current, this will prevent migration from applying",

packages/jobboerse/src/route/error_handler.rs

@@ -140,7 +140,7 @@ pub(crate) fn bad_request<B>(
                 }
                 SubmissionResponseError::Form(FormProcessingError::MultiPart(mpe)|FormProcessingError::Field(MultipartFieldError::Multipart(mpe)))  => {
                     warn!("{}", mpe);
-                    msg = format!("{}", mpe);
+                    msg = format!("{mpe}");
                     Some(msg.as_str())
                 }
                 SubmissionResponseError::Form(FormProcessingError::Field(MultipartFieldError::NotAFile { field })) => {

packages/jobboerse/src/util.rs

@@ -146,7 +146,7 @@ pub(crate) fn parse_datetime(
         None | Some("") => None,
         Some(backdate) => {
             // toml currently requires time to include seconds, but the html field does not include them, so we just add them here
-            let backdate_with_sec = format!("{}:00", backdate);
+            let backdate_with_sec = format!("{backdate}:00");
             Some(better_toml_datetime::Datetime::from_str(
                 &backdate_with_sec,
             )?)