chore(core): remove unnecessary import paths

packages/core/src/container/EdgeRenderer/EdgeRenderer.vue

@@ -1,11 +1,8 @@
 <script lang="ts" setup>
-import type { CSSProperties, EffectScope } from 'vue'
+import type { EffectScope } from 'vue'
 import EdgeWrapper from '../../components/Edges/Wrapper'
 import ConnectionLine from '../../components/ConnectionLine/ConnectionLine.vue'
-import { useVueFlow } from '../../composables'
-import { groupEdgesByZLevel, warn } from '../../utils'
 import type { EdgeComponent, EdgeUpdatable, GraphEdge } from '../../types'
-import { Slots } from '../../context'
 import MarkerDefinitions from './MarkerDefinitions.vue'
 
 const slots = inject(Slots)

packages/core/src/container/EdgeRenderer/MarkerDefinitions.vue

@@ -1,7 +1,5 @@
 <script lang="ts" setup>
-import { useVueFlow } from '../../composables'
 import type { EdgeMarkerType, MarkerProps, MarkerType } from '../../types/edge'
-import { getMarkerId } from '../../utils'
 import Marker from './Marker.vue'
 
 const { edges, connectionLineOptions, defaultMarkerColor: defaultColor } = $(useVueFlow())