renamed "parexpr" to "par_expr"

javascript/ql/src/semmle/javascript/Expr.qll

@@ -328,7 +328,7 @@ class Literal extends @literal, Expr {
  * (function() { console.log("Hello, world!"); }())
  * ```
  */
-class ParExpr extends @parexpr, Expr {
+class ParExpr extends @par_expr, Expr {
   /** Gets the expression within parentheses. */
   Expr getExpression() { result = this.getChildExpr(0) }
 

javascript/ql/src/semmlecode.javascript.dbscheme

@@ -298,7 +298,7 @@ case @expr.kind of
 | 60 = @postinc_expr
 | 61 = @predec_expr
 | 62 = @postdec_expr
-| 63 = @parexpr
+| 63 = @par_expr
 | 64 = @vardeclarator
 | 65 = @arrow_function_expr
 | 66 = @spreadelement

javascript/ql/src/semmlecode.javascript.dbscheme.stats

@@ -450,7 +450,7 @@
 <v>774</v>
 </e>
 <e>
-<k>@parexpr</k>
+<k>@par_expr</k>
 <v>86199</v>
 </e>
 <e>