Polish: Remove some more useless "slots" from headers

Change-Id: I9ba3b93e53e63153c1573d51c1aac53b7e088362
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/bazaar/bazaarcontrol.h

@@ -64,7 +64,6 @@ public:
                                                      const QString &localName,
                                                      const QStringList &extraArgs) override;
 
-public slots:
     // To be connected to the VCSTask's success signal to emit the repository/
     // files changed signals according to the variant's type:
     // String -> repository, StringList -> files

src/plugins/bazaar/uncommitdialog.h

@@ -43,10 +43,9 @@ public:
     QStringList extraOptions() const;
     QString revision() const;
 
-private slots:
+private:
     void dryRun();
 
-private:
     Ui::UnCommitDialog *m_ui;
 };