change backspace to delete value in terminal test

apps/remix-ide-e2e/src/commands/executeScript.ts

@@ -6,13 +6,7 @@ class ExecuteScript extends EventEmitter {
     this.api
       .clearEditableContent('*[data-id="terminalCliInput"]')
       .click('*[data-id="terminalCli"]')
-      .pause(2000)
-      .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.BACK_SPACE)
-      .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.BACK_SPACE)
-      .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.BACK_SPACE)
-      .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.BACK_SPACE)
-      .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.BACK_SPACE)
-      .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.BACK_SPACE)
+      .setValue('*[data-id="terminalCliInput"]', [this.api.Keys.CONTROL, 'a', this.api.Keys.DELETE])
       .sendKeys('*[data-id="terminalCliInput"]', script)
       .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.ENTER)
       .sendKeys('*[data-id="terminalCliInput"]', this.api.Keys.ENTER)