Internals: Minor cleanups preparing for initialization fixes. No functional change.

src/V3Begin.cpp

@@ -68,7 +68,7 @@ class BeginVisitor final : public VNVisitor {
     // STATE - for current visit position (use VL_RESTORER)
     AstNodeModule* m_modp = nullptr;  // Current module
     AstNodeFTask* m_ftaskp = nullptr;  // Current function/task
-    AstNode* m_liftedp = nullptr;  // Local  nodes we are lifting into m_ftaskp
+    AstNode* m_liftedp = nullptr;  // Local nodes we are lifting into m_ftaskp
     string m_displayScope;  // Name of %m in $display/AstScopeName
     string m_namedScope;  // Name of begin blocks above us
     string m_unnamedScope;  // Name of begin blocks, including unnamed blocks