refactor/polish ~ fix cargo clippy complaints ('better' as println!(...))

src/od/inputoffset.rs

@@ -58,7 +58,7 @@ impl InputOffset {
     /// both `Radix::NoPrefix` was set and no label (--traditional) is used.
     pub fn print_final_offset(&self) {
         if self.radix != Radix::NoPrefix || self.label.is_some() {
-            print!("{}\n", self.format_byte_offset());
+            println!("{}", self.format_byte_offset());
         }
     }
 }

src/od/od.rs

@@ -469,7 +469,7 @@ fn print_bytes(prefix: &str, input_decoder: &MemoryDecoder, output_info: &Output
             // lines of multi-format rasters.
             print!("{:>width$}", "", width = prefix.chars().count());
         }
-        print!("{}\n", output_text);
+        println!("{}", output_text);
     }
 }
 

src/truncate/truncate.rs

@@ -66,7 +66,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
             "{}",
             opts.usage("Shrink or extend the size of each file to the specified size.")
         );
-        print!(
+        println!(
             "
 SIZE is an integer with an optional prefix and optional unit.
 The available units (K, M, G, T, P, E, Z, and Y) use the following format:
@@ -83,8 +83,7 @@ file based on its current size:
     '<'  => at most
     '>'  => at least
     '/'  => round down to multiple of
-    '%'  => round up to multiple of
+    '%'  => round up to multiple of"
-"
         );
     } else if matches.opt_present("version") {
         println!("{} {}", NAME, VERSION);

src/uptime/uptime.rs

@@ -91,7 +91,7 @@ fn print_loadavg() {
     let loads: i32 = unsafe { transmute(getloadavg(avg.as_mut_ptr(), 3)) };
 
     if loads == -1 {
-        print!("\n");
+        println!();
     } else {
         print!("load average: ");
         for n in 0..loads {