fix(gui): quick fix for duplicate/overlapping logcat windows (#1752)(PR #1761)

* Simple fix to duplicate/overlapping logcat windows. Could be improved by not re-creating UI every time
* Apply suggestions from code review
* Another try to fix trailing spaces using GitHub suggestions
Co-authored-by: NZach Snell <zach.snell@bivalogic.com>
Co-authored-by: Nskylot <118523+skylot@users.noreply.github.com>

jadx-gui/src/main/java/jadx/gui/ui/panel/LogcatPanel.java

@@ -94,6 +94,8 @@ public class LogcatPanel extends JPanel {
 	};
 
 	public boolean showLogcat() {
+		this.removeAll();
+
 		ArrayList<String> pkgs = new ArrayList<>();
 		pids = new ArrayList<>();
 		JPanel procBox;