build(deps): bump vue-echarts from 6.6.7 to 6.6.8

Bumps [vue-echarts](https://github.com/ecomfe/vue-echarts) from 6.6.7 to 6.6.8.
- [Release notes](https://github.com/ecomfe/vue-echarts/releases)
- [Changelog](https://github.com/ecomfe/vue-echarts/blob/main/CHANGELOG.md)
- [Commits](https://github.com/ecomfe/vue-echarts/compare/v6.6.7...v6.6.8)

---
updated-dependencies:
- dependency-name: vue-echarts
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -36,7 +36,7 @@
     "vue": "^3.3.13",
     "vue-class-component": "^7.2.5",
     "vue-demi": "^0.14.6",
-    "vue-echarts": "^6.6.7",
+    "vue-echarts": "^6.6.8",
     "vue-router": "^4.2.5",
     "vue-select": "^4.0.0-beta.6"
   },

yarn.lock

@@ -3593,7 +3593,7 @@ __metadata:
     vue: ^3.3.13
     vue-class-component: ^7.2.5
     vue-demi: ^0.14.6
-    vue-echarts: ^6.6.7
+    vue-echarts: ^6.6.8
     vue-router: ^4.2.5
     vue-select: ^4.0.0-beta.6
     vue-tsc: ^1.8.27
@@ -6428,9 +6428,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"vue-echarts@npm:^6.6.7":
-  version: 6.6.7
-  resolution: "vue-echarts@npm:6.6.7"
+"vue-echarts@npm:^6.6.8":
+  version: 6.6.8
+  resolution: "vue-echarts@npm:6.6.8"
   dependencies:
     resize-detector: ^0.3.0
     vue-demi: ^0.13.11
@@ -6444,7 +6444,7 @@ __metadata:
       optional: true
     "@vue/runtime-core":
       optional: true
-  checksum: a7b23cef449f34b0404495f5940701dbac1a8c538c1378d5b2204c24ccb3c6650317d2671f16777061377d1b2ec6bb348713c5bb232bc48997d964d2fb717c4c
+  checksum: 9aed10b99e080402e89410a4fbce34a11b361490c81c0cb47018613d8c413ed4cc2eaff66534d770106a5bc15a084872cc18702e8134661866130e6b0f5f03da
   languageName: node
   linkType: hard