Upgrade to Node 24 (#276)

* upgrade to node24

* update .node-version to 24.x

Signed-off-by: Brian DeHamer <bdehamer@github.com>

* delete publish immutable action

Signed-off-by: Brian DeHamer <bdehamer@github.com>

* bump version from 2.4.0 to 3.0.0

Signed-off-by: Brian DeHamer <bdehamer@github.com>

---------

Signed-off-by: Brian DeHamer <bdehamer@github.com>
Co-authored-by: Salman Chishti <salmanmkc@GitHub.com>

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "actions/attest",
-  "version": "2.4.0",
+  "version": "3.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "actions/attest",
-      "version": "2.4.0",
+      "version": "3.0.0",
       "license": "MIT",
       "dependencies": {
         "@actions/attest": "^1.6.0",
@@ -37,7 +37,7 @@
         "undici": "^5.29.0"
       },
       "engines": {
-        "node": ">=20"
+        "node": ">=24"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {