Editor - inject specification forms

frontend/src/editor/EditorPage/index.tsx

frontend/src/editor/InjectSpecification/EmailInjectForm.tsx

.../src/editor/InjectSpecification/InformationInjectForm.tsx

...InjectSpecification/QuestionnaireForm/CustomLabelForm.tsx

...tSpecification/QuestionnaireForm/QuestionCustomLabels.tsx

...ctSpecification/QuestionnaireForm/QuestionRangeLabels.tsx

...Specification/QuestionnaireForm/QuestionnaireQuestion.tsx

...ification/QuestionnaireForm/QuestionnaireQuestionForm.tsx

...pecification/QuestionnaireForm/QuestionnaireQuestions.tsx

...rc/editor/InjectSpecification/QuestionnaireForm/index.tsx

frontend/src/editor/InjectSpecification/index.tsx

frontend/src/editor/InjectsOverview/index.tsx

...ditor/LearningActivitySpecification/EmailTemplateForm.tsx

...editor/LearningActivitySpecification/ToolResponseForm.tsx

frontend/src/editor/LearningActivitySpecification/index.tsx

frontend/src/editor/Navbar/index.tsx

frontend/src/editor/indexeddb/db.tsx

frontend/src/editor/indexeddb/operations.tsx

frontend/src/editor/indexeddb/types.tsx

frontend/src/editor/utils.tsx