[fix][about] icons scaling

CHANGELOG.md

@@ -9,6 +9,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - AUR:
     - not treating **makedepends' as a list during dependency checking ( **anbox-git** installation was crashing )
     - not considering the package name itself as *provided** during dependency checking ( **anbox-git** installation was crashing )
+- **About** window icons scaling
 
 ## [0.8.1] 2020-01-14
 ### Features:

bauh/view/qt/about.py

@@ -1,7 +1,7 @@
 from glob import glob
 
-from PyQt5.QtCore import Qt
-from PyQt5.QtGui import QPixmap
+from PyQt5.QtCore import Qt, QSize
+from PyQt5.QtGui import QPixmap, QIcon
 from PyQt5.QtWidgets import QVBoxLayout, QDialog, QLabel, QWidget, QHBoxLayout
 
 from bauh import __version__, __app_name__, ROOT_DIR
@@ -55,8 +55,8 @@ class AboutDialog(QDialog):
         gems_widget.layout().addWidget(QLabel())
         for gem_path in available_gems:
             icon = QLabel()
-            pxmap = QPixmap(gem_path + '/resources/img/{}.svg'.format(gem_path.split('/')[-1]))
-            icon.setPixmap(pxmap.scaled(24, 24, Qt.KeepAspectRatio, Qt.SmoothTransformation))
+            icon_path = gem_path + '/resources/img/{}.svg'.format(gem_path.split('/')[-1])
+            icon.setPixmap(QIcon(icon_path).pixmap(QSize(24, 24)))
             gems_widget.layout().addWidget(icon)
         gems_widget.layout().addWidget(QLabel())