Fix comment spelling errors

src/Vt102Emulation.cpp

@@ -600,7 +600,7 @@ void Vt102Emulation::receiveChars(const QVector<uint> &chars)
                 // Check for Sixel DCS q
                 if (p > 2 && cc == 'q') {
                     setMode(MODE_Sixel);
-                    // This parameter appers to be ignored
+                    // This parameter appears to be ignored
                     // m_preserveBackground = argv[2] == 1;
                     resetTokenizer();
                 }

src/session/Session.h

@@ -753,7 +753,7 @@ Q_SIGNALS:
 
     /**
      * When a user enters a ssh session that changes where the `hostname` is
-     * this is emmited.
+     * this is emitted.
      */
     void hostnameChanged(const QString &hostname);