remove redundant addSourcemapLocations calls

src/generators/dom/visitors/EachBlock.js

@@ -14,8 +14,6 @@ export default function visitEachBlock ( generator, block, state, node ) {
 
 	const isToplevel = !state.parentNode;
 
-	generator.addSourcemapLocations( node.expression );
-
 	const { dependencies, snippet } = generator.contextualise( block, node.expression );
 
 	const anchor = block.getUniqueName( `${name}_anchor` );

src/generators/dom/visitors/IfBlock.js

@@ -2,7 +2,6 @@ import deindent from '../../../utils/deindent.js';
 import visit from '../visit.js';
 
 function getConditionsAndBlocks ( generator, block, state, node, _name, i = 0 ) {
-	generator.addSourcemapLocations( node.expression );
 	const name = generator.getUniqueName( `${_name}_${i}` );
 
 	const conditionsAndBlocks = [{