Pin polyfill package dependencies

Author: sstephenson

packages/@stimulus/polyfills/package.json

@@ -10,9 +10,9 @@
   ],
   "license": "MIT",
   "dependencies": {
-    "core-js": ">=2.5.3",
-    "element-closest": ">=2.0.2",
-    "mutation-observer-inner-html-shim": ">=1.0.0"
+    "core-js": "^2.5.3",
+    "element-closest": "^2.0.2",
+    "mutation-observer-inner-html-shim": "^1.0.0"
   },
   "publishConfig": {
     "access": "public"

yarn.lock

@@ -2360,16 +2360,16 @@ copy-descriptor@^0.1.0:
   resolved "https://registry.yarnpkg.com/copy-descriptor/-/copy-descriptor-0.1.1.tgz#676f6eb3c39997c2ee1ac3a924fd6124748f578d"
   integrity sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=
 
-core-js@>=2.5.3:
-  version "2.5.7"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.7.tgz#f972608ff0cead68b841a16a932d0b183791814e"
-  integrity sha512-RszJCAxg/PP6uzXVXL6BsxSXx/B05oJAQ2vkJRjyjrEcNVycaqOmNb5OTxZPE3xa5gwZduqza6L9JOCenh/Ecw==
-
 core-js@^2.2.0, core-js@^2.4.0, core-js@^2.5.0:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.1.tgz#ae6874dc66937789b80754ff5428df66819ca50b"
   integrity sha1-rmh03GaTd4m4B1T/VCjfZoGcpQs=
 
+core-js@^2.5.3:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.1.tgz#87416ae817de957a3f249b3b5ca475d4aaed6042"
+  integrity sha512-L72mmmEayPJBejKIWe2pYtGis5r0tQ5NaJekdhyXgeMQTpJoBsH0NL4ElY2LfSoV15xeQWKQ+XTTOZdyero5Xg==
+
 core-js@~2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.3.0.tgz#fab83fbb0b2d8dc85fa636c4b9d34c75420c6d65"
@@ -2759,7 +2759,7 @@ ejs@^2.6.1:
   resolved "https://registry.yarnpkg.com/ejs/-/ejs-2.6.1.tgz#498ec0d495655abc6f23cd61868d926464071aa0"
   integrity sha512-0xy4A/twfrRCnkhfk8ErDi5DqdAsAqeGxht4xkCUrsvhhbQNs7E+4jV0CN7+NKIY0aHE72+XvqtBIXzD31ZbXQ==
 
-element-closest@>=2.0.2:
+element-closest@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/element-closest/-/element-closest-2.0.2.tgz#72a740a107453382e28df9ce5dbb5a8df0f966ec"
   integrity sha1-cqdAoQdFM4LijfnOXbtajfD5Zuw=
@@ -4895,7 +4895,7 @@ multimatch@^2.1.0:
     arrify "^1.0.0"
     minimatch "^3.0.0"
 
-mutation-observer-inner-html-shim@>=1.0.0:
+mutation-observer-inner-html-shim@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/mutation-observer-inner-html-shim/-/mutation-observer-inner-html-shim-1.0.0.tgz#8129c5e3a98ec9d473d8e10a05dc97a70fde5530"
   integrity sha512-7qPFYrSTiyI95rSElQ7Vsfh4XyLnlf6qTnYpio+O3jr1u54ONW7uYWyECv1UBB537xMPKRRRUGcWAUFTlMtpgg==