other: fix clippy lints on vector reference params (#689)

Fixes a few clippy lints around function parameters and using slices over vector references.

src/app/data_harvester/temperature/mod.rs

@@ -70,7 +70,7 @@ fn is_temp_filtered(filter: &Option<Filter>, text: &str) -> bool {
     }
 }
 
-fn temp_vec_sort(temperature_vec: &mut Vec<TempHarvest>) {
+fn temp_vec_sort(temperature_vec: &mut [TempHarvest]) {
     // By default, sort temperature, then by alphabetically!
     // TODO: [TEMPS] Allow users to control this.
 

src/data_conversion.rs

@@ -882,7 +882,7 @@ pub fn tree_process_data(
     }
 
     fn sort_vec(
-        to_sort_vec: &mut Vec<(Pid, &ConvertedProcessData)>, sort_type: &ProcessSorting,
+        to_sort_vec: &mut [(Pid, &ConvertedProcessData)], sort_type: &ProcessSorting,
         is_sort_descending: bool,
     ) {
         // Sort by PID first (descending)

src/lib.rs

@@ -467,7 +467,7 @@ fn update_final_process_list(app: &mut App, widget_id: u64) {
 }
 
 fn sort_process_data(
-    to_sort_vec: &mut Vec<ConvertedProcessData>, proc_widget_state: &app::ProcWidgetState,
+    to_sort_vec: &mut [ConvertedProcessData], proc_widget_state: &app::ProcWidgetState,
 ) {
     to_sort_vec.sort_by_cached_key(|c| c.name.to_lowercase());