Fix dependency being incorrectly listed as devDependency

Author: ehmicky

package-lock.json

@@ -58,6 +58,7 @@
     "error-class-utils": "^4.0.1",
     "error-custom-class": "^10.0.1",
     "filter-obj": "^6.1.0",
+    "is-error-instance": "^3.0.1",
     "is-plain-obj": "^4.1.0",
     "merge-error-cause": "^5.0.2",
     "normalize-exception": "^4.0.1",
@@ -69,7 +70,6 @@
     "@ehmicky/dev-tasks": "^3.0.34",
     "@ehmicky/eslint-config": "^20.0.32",
     "@ehmicky/prettier-config": "^1.0.6",
-    "is-error-instance": "^3.0.1",
     "modern-errors-beautiful": "^2.0.1",
     "modern-errors-bugs": "^5.0.1",
     "modern-errors-clean": "^6.0.1",