clippy 1.87 fixes (#1857)

Author: baloo

.github/workflows/workspace.yml

@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.85.0
+          toolchain: 1.87.0
           components: clippy
       - run: cargo clippy --all --all-features --tests
 

base64ct/src/decoder.rs

@@ -175,7 +175,7 @@ impl<'i, E: Encoding> Decoder<'i, E> {
         }
 
         // Append `decoded_len` zeroes to the vector
-        buf.extend(iter::repeat(0).take(remaining_len));
+        buf.extend(iter::repeat_n(0, remaining_len));
         self.decode(&mut buf[start_len..])?;
         Ok(&buf[start_len..])
     }