renamed "indexexpr" to "index_expr"

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

@@ -1114,7 +1114,7 @@ class DotExpr extends @dot_expr, PropAccess {
  * arguments[i]
  * ```
  */
-class IndexExpr extends @indexexpr, PropAccess {
+class IndexExpr extends @index_expr, PropAccess {
   /** Gets the expression specifying the name of the accessed property. */
   Expr getIndex() { result = getChildExpr(1) }
 

javascript/ql/src/semmlecode.javascript.dbscheme

@@ -251,7 +251,7 @@ case @expr.kind of
 | 12 = @new_expr
 | 13 = @call_expr
 | 14 = @dot_expr
-| 15 = @indexexpr
+| 15 = @index_expr
 | 16 = @negexpr
 | 17 = @plusexpr
 | 18 = @lognotexpr
@@ -363,7 +363,7 @@ case @expr.kind of
 
 @literal = @null_literal | @boolean_literal | @number_literal | @string_literal | @regexp_literal | @bigintliteral;
 
-@propaccess = @dot_expr | @indexexpr;
+@propaccess = @dot_expr | @index_expr;
 
 @invokeexpr = @new_expr | @call_expr;
 

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

@@ -250,7 +250,7 @@
 <v>602582</v>
 </e>
 <e>
-<k>@indexexpr</k>
+<k>@index_expr</k>
 <v>105192</v>
 </e>
 <e>