fix: Bump babel version to 7.8.7

Author: xbb

package.json

@@ -87,19 +87,19 @@
   },
   "homepage": "https://github.com/codemodsquad/astx#readme",
   "devDependencies": {
-    "@babel/cli": "^7.1.5",
-    "@babel/core": "^7.1.6",
-    "@babel/plugin-proposal-class-properties": "^7.1.0",
-    "@babel/plugin-proposal-export-default-from": "^7.0.0",
-    "@babel/plugin-proposal-export-namespace-from": "^7.0.0",
-    "@babel/plugin-proposal-nullish-coalescing-operator": "^7.4.4",
-    "@babel/plugin-proposal-object-rest-spread": "^7.0.0",
-    "@babel/plugin-proposal-optional-chaining": "^7.6.0",
-    "@babel/plugin-syntax-dynamic-import": "^7.0.0",
-    "@babel/plugin-transform-runtime": "^7.1.0",
-    "@babel/preset-env": "^7.1.6",
-    "@babel/preset-typescript": "^7.7.2",
-    "@babel/register": "^7.0.0",
+    "@babel/cli": "^7.8.7",
+    "@babel/core": "^7.8.7",
+    "@babel/plugin-proposal-class-properties": "^7.8.7",
+    "@babel/plugin-proposal-export-default-from": "^7.8.7",
+    "@babel/plugin-proposal-export-namespace-from": "^7.8.7",
+    "@babel/plugin-proposal-nullish-coalescing-operator": "^7.8.7",
+    "@babel/plugin-proposal-object-rest-spread": "^7.8.7",
+    "@babel/plugin-proposal-optional-chaining": "^7.8.7",
+    "@babel/plugin-syntax-dynamic-import": "^7.8.7",
+    "@babel/plugin-transform-runtime": "^7.8.7",
+    "@babel/preset-env": "^7.8.7",
+    "@babel/preset-typescript": "^7.8.7",
+    "@babel/register": "^7.8.7",
     "@commitlint/cli": "^11.0.0",
     "@commitlint/config-conventional": "^11.0.0",
     "@jedwards1211/commitlint-config": "^1.0.1",