Remove RCtrl+Shift+v paste shortcut

Now that LCtrl+v synchronize the computer clipboard to the device
clipboard, RCtrl+Shift+v is not needed anymore.

Note: RCtrl+v is kept to send the computer clipboard content as a
sequence of keys.

README.md

@@ -494,8 +494,6 @@ It is possible to synchronize clipboards between the computer and the device, in
 both directions:
 
  - `RCtrl`+`c` copies the device clipboard to the computer clipboard;
- - `RCtrl`+`Shift`+`v` copies the computer clipboard to the device clipboard
-   (and pastes if the device runs Android >= 7);
  - `RCtrl`+`v` _pastes_ the computer clipboard as a sequence of text events (but
    breaks non-ASCII characters).
 
@@ -585,7 +583,6 @@ device).
  | Collapse notification panel                 | `RCtrl`+`Shift`+`n`
  | Copy device clipboard to computer           | `RCtrl`+`c`
  | Paste computer clipboard to device          | `RCtrl`+`v`
- | Copy computer clipboard to device and paste | `RCtrl`+`Shift`+`v`
  | Enable/disable FPS counter (on stdout)      | `RCtrl`+`i`
 
 _¹Double-click on black borders to remove them._  

app/scrcpy.1

@@ -285,10 +285,6 @@ Copy device clipboard to computer
 .B RCtrl+v
 Paste computer clipboard to device
 
-.TP
-.B RCtrl+Shift+v
-Copy computer clipboard to device (and paste if the device runs Android >= 7)
-
 .TP
 .B RCtrl+i
 Enable/disable FPS counter (print frames/second in logs)

app/src/cli.c

@@ -248,10 +248,6 @@ scrcpy_print_usage(const char *arg0) {
         "    RCtrl+v\n"
         "        Paste computer clipboard to device\n"
         "\n"
-        "    RCtrl+Shift+v\n"
-        "        Copy computer clipboard to device (and paste if the device\n"
-        "        runs Android >= 7)\n"
-        "\n"
         "    RCtrl+i\n"
         "        Enable/disable FPS counter (print frames/second in logs)\n"
         "\n"

app/src/input_manager.c

@@ -347,14 +347,9 @@ input_manager_process_key(struct input_manager *im,
                 }
                 return;
             case SDLK_v:
-                if (control && !repeat && down) {
-                    if (shift) {
-                        // store the text in the device clipboard and paste
-                        set_device_clipboard(controller, true);
-                    } else {
-                        // inject the text as input events
-                        clipboard_paste(controller);
-                    }
+                if (control && !shift && !repeat && down) {
+                    // Inject the text as input events
+                    clipboard_paste(controller);
                 }
                 return;
             case SDLK_f: