documentpreview: change font size

Change-Id: I030f80417946ea0ac50fa367ff98b03cf7945b6e

src/app/constant/JamiTheme.qml

@@ -458,7 +458,7 @@ Item {
     property real filesToSendDelegateHeight: 100
     property real filesToSendDelegateRadius: 7
     property real filesToSendDelegateButtonSize: 16
-    property real filesToSendDelegateFontPointSize: calcSize(textFontSize + 2)
+    property real filesToSendDelegateFontPointSize: calcSize(9 + fontSizeOffset)
     property real layoutWidthFileTransfer: 80
 
     // SBSMessageBase

src/app/mainview/components/DocumentPreview.qml

@@ -156,7 +156,6 @@ Item {
                     Layout.preferredWidth: info.width
                     font.pointSize: JamiTheme.filesToSendDelegateFontPointSize
                     color: JamiTheme.chatviewTextColor
-                    font.bold : true
                     text: TransferName
                     elide: Text.ElideRight
                 }