deps: improve package dependencies using caret (^) (#214)

Author: bjohansebas

package.json

@@ -10,25 +10,25 @@
   "repository": "expressjs/compression",
   "keywords": ["compression", "gzip", "deflate", "middleware", "express", "brotli", "http", "stream"],
   "dependencies": {
-    "bytes": "3.1.2",
-    "compressible": "~2.0.18",
-    "debug": "2.6.9",
-    "negotiator": "~0.6.4",
-    "on-headers": "~1.0.2",
-    "vary": "~1.1.2"
+    "bytes": "^3.1.2",
+    "compressible": "^2.0.18",
+    "debug": "^2.6.9",
+    "negotiator": "^0.6.4",
+    "on-headers": "^1.0.2",
+    "vary": "^1.1.2"
   },
   "devDependencies": {
-    "after": "0.8.2",
-    "eslint": "7.32.0",
-    "eslint-config-standard": "14.1.1",
-    "eslint-plugin-import": "2.26.0",
-    "eslint-plugin-markdown": "2.2.1",
-    "eslint-plugin-node": "11.1.0",
-    "eslint-plugin-promise": "5.2.0",
-    "eslint-plugin-standard": "4.1.0",
-    "mocha": "9.2.2",
-    "nyc": "15.1.0",
-    "supertest": "6.2.3"
+    "after": "^0.8.2",
+    "eslint": "^7.32.0",
+    "eslint-config-standard": "^14.1.1",
+    "eslint-plugin-import": "^2.26.0",
+    "eslint-plugin-markdown": "^2.2.1",
+    "eslint-plugin-node": "^11.1.0",
+    "eslint-plugin-promise": "^5.2.0",
+    "eslint-plugin-standard": "^4.1.0",
+    "mocha": "^9.2.2",
+    "nyc": "^15.1.0",
+    "supertest": "^6.2.3"
   },
   "files": [
     "LICENSE",