Do not use repeat_n as it was introduced in 1.82

Cargo.lock

@@ -1239,6 +1239,7 @@ dependencies = [
  "icu_collator",
  "icu_provider",
  "indexmap",
+ "itertools 0.13.0",
  "lazy_static",
  "libcosmic",
  "log",
@@ -3163,6 +3164,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.11"
@@ -4238,7 +4248,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39b0deead1528fd0e5947a8546a9642a9777c25f6e1e26f34c97b204bbb465bd"
 dependencies = [
  "heck",
- "itertools",
+ "itertools 0.12.1",
  "proc-macro2",
  "proc-macro2-diagnostics",
  "quote",