:construction: Cleaned up console.logs and simplified validateAnswer

frontend/src/views/OnboardingView.vue

         updateAnswers(payload) {
             // null payload is passed on splash page
             if (payload) {
-                console.log('this.survey >>', this.survey)
                 const k = payload.question.survey_stage
                 this.answered[k] = payload.input
+
                 // TODO: render message to user on why they cannot proceed
-                if (!this.survey.validateAnswer(this.answered)) {
-                    return console.error('invalid answer')
-                }
+                if (!this.survey.validateAnswer(this.answered)) return 
+
                 // once validated, don't log password in answered object
                 this.answered[k] = k === 'password' ? undefined : payload.input 
                 console.log(`Updated answers: ${JSON.stringify(this.answered)}`)