Tweak naming for outputter buffer consumer

Rust idiomatic naming is "take" for "move", also Rust might actually
move the object to a different memory adress, which is fine because
all Rust objects are trivially relocatable.

src/screen.rs

@@ -761,7 +761,7 @@ fn abandon_line_string(screen_width: Option<usize>) -> Vec<u8> {
     // line above your prompt. This doesn't make a difference in normal usage, but copying and
     // pasting your terminal log becomes a pain. This commit clears that line, making it an
     // actual empty line.
-    abandon_line_string.contents_move()
+    abandon_line_string.take_contents()
 }
 
 impl Screen {

src/terminal.rs

@@ -606,7 +606,7 @@ pub fn contents(&self) -> &[u8] {
     pub fn contents_mut(&mut self) -> &mut Vec<u8> {
         &mut self.contents
     }
-    pub fn contents_move(self) -> Vec<u8> {
+    pub fn take_contents(self) -> Vec<u8> {
         self.contents
     }