Remove heavy frames around tooltips

It looks lighter and does not distract the eye towards the edges.

addons/git-blame/gitblametooltip.cpp

@@ -147,7 +147,7 @@ public:
         setWindowFlags(Qt::FramelessWindowHint | Qt::BypassGraphicsProxyWidget | Qt::ToolTip);
         setWordWrapMode(QTextOption::NoWrap);
         document()->setDocumentMargin(10);
-        setFrameStyle(QFrame::Box | QFrame::Raised);
+        setFrameStyle(QFrame::NoFrame);
         setOpenLinks(false);
         connect(&m_hideTimer, &QTimer::timeout, this, &Private::hideTooltip);
 

addons/lspclient/lsptooltip.cpp

@@ -74,7 +74,7 @@ public:
         setWindowFlags(Qt::FramelessWindowHint | Qt::BypassGraphicsProxyWidget | Qt::ToolTip);
         setAttribute(Qt::WA_DeleteOnClose, true);
         document()->setDocumentMargin(5);
-        setFrameStyle(QFrame::Box | QFrame::Raised);
+        setFrameStyle(QFrame::NoFrame);
         connect(&m_hideTimer, &QTimer::timeout, this, &Tooltip::hideTooltip);
 
         setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);