deps: bump @actions/exec from 1.0.3 to 1.0.4

Bumps [@actions/exec](https://github.com/actions/toolkit/tree/HEAD/packages/exec) from 1.0.3 to 1.0.4.
- [Release notes](https://github.com/actions/toolkit/releases)
- [Changelog](https://github.com/actions/toolkit/blob/master/packages/exec/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/exec)

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

package-lock.json

@@ -10,9 +10,9 @@
       "integrity": "sha512-Wp4xnyokakM45Uuj4WLUxdsa8fJjKVl1fDTsPbTEcTcuu0Nb26IPQbOtjmnfaCPGcaoPOOqId8H9NapZ8gii4w=="
     },
     "@actions/exec": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/@actions/exec/-/exec-1.0.3.tgz",
-      "integrity": "sha512-TogJGnueOmM7ntCi0ASTUj4LapRRtDfj57Ja4IhPmg2fls28uVOPbAn8N+JifaOumN2UG3oEO/Ixek2A4NcYSA==",
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/@actions/exec/-/exec-1.0.4.tgz",
+      "integrity": "sha512-4DPChWow9yc9W3WqEbUj8Nr86xkpyE29ZzWjXucHItclLbEW6jr80Zx4nqv18QL6KK65+cifiQZXvnqgTV6oHw==",
       "requires": {
         "@actions/io": "^1.0.1"
       }

package.json

@@ -52,7 +52,7 @@
   "homepage": "https://github.com/peaceiris/actions-hugo#readme",
   "dependencies": {
     "@actions/core": "^1.2.3",
-    "@actions/exec": "^1.0.3",
+    "@actions/exec": "^1.0.4",
     "@actions/io": "^1.0.2",
     "@actions/tool-cache": "^1.3.4",
     "node-fetch": "^2.6.0"