chore(meta): update meta files

Casks/emacs-app-good/meta.json

@@ -133,7 +133,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "76d0204db1423754c30b7c664f18b125e5a55586",
+  "tap_git_head": "4b8dc849e9d35d8ec49ac9086ebc844f8700a7d0",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-good.rb",
   "ruby_source_checksum": {

Casks/emacs-app-monthly/meta.json

@@ -132,7 +132,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "76d0204db1423754c30b7c664f18b125e5a55586",
+  "tap_git_head": "4b8dc849e9d35d8ec49ac9086ebc844f8700a7d0",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-monthly.rb",
   "ruby_source_checksum": {

Casks/emacs-app-nightly-28/meta.json

@@ -133,7 +133,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "76d0204db1423754c30b7c664f18b125e5a55586",
+  "tap_git_head": "4b8dc849e9d35d8ec49ac9086ebc844f8700a7d0",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly-28.rb",
   "ruby_source_checksum": {

Casks/emacs-app-nightly-29/meta.json

@@ -133,7 +133,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "76d0204db1423754c30b7c664f18b125e5a55586",
+  "tap_git_head": "4b8dc849e9d35d8ec49ac9086ebc844f8700a7d0",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly-29.rb",
   "ruby_source_checksum": {

Casks/emacs-app-nightly/meta.json

@@ -8,9 +8,9 @@
   ],
   "desc": "GNU Emacs text editor (nightly build)",
   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2025-06-18.e3e0be8.master/Emacs.2025-06-18.e3e0be8.master.macOS-11.arm64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2025-06-19.6181e0c.master/Emacs.2025-06-19.6181e0c.master.macOS-11.arm64.dmg",
   "url_specs": {},
-  "version": "2025-06-18.e3e0be8.master",
+  "version": "2025-06-19.6181e0c.master",
   "autobump": true,
   "no_autobump_message": null,
   "skip_livecheck": false,
@@ -19,7 +19,7 @@
   "bundle_version": null,
   "bundle_short_version": null,
   "outdated": false,
-  "sha256": "a52a172bd046663ecd8e06acbf796178c0303fe08910c683491c0306a823559c",
+  "sha256": "40352cca020da1a0cce90e109d3438b3a60509271930718c825d11173a228359",
   "artifacts": [
     {
       "app": [
@@ -133,10 +133,10 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "76d0204db1423754c30b7c664f18b125e5a55586",
+  "tap_git_head": "4b8dc849e9d35d8ec49ac9086ebc844f8700a7d0",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-nightly.rb",
   "ruby_source_checksum": {
-    "sha256": "76526fd16072a54beb95d8bc397ced4cd94f0b6b189cd870be5faac91cf0f686"
+    "sha256": "3fbc3c520a9ac8d7606d7ca54d47cb8a288a8caa978f6cfbd10298efe14ae1ce"
   }
 }

Casks/emacs-app-nightly/shield.json

@@ -5,5 +5,5 @@
   "namedLogo": "GNU Emacs",
   "logoColor": "white",
   "label": "nightly",
-  "message": "2025-06-18.e3e0be8.master"
+  "message": "2025-06-19.6181e0c.master"
 }

Casks/emacs-app-pretest/meta.json

@@ -133,7 +133,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "76d0204db1423754c30b7c664f18b125e5a55586",
+  "tap_git_head": "4b8dc849e9d35d8ec49ac9086ebc844f8700a7d0",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app-pretest.rb",
   "ruby_source_checksum": {

Casks/emacs-app/meta.json

@@ -133,7 +133,7 @@
   "disable_reason": null,
   "disable_replacement_formula": null,
   "disable_replacement_cask": null,
-  "tap_git_head": "76d0204db1423754c30b7c664f18b125e5a55586",
+  "tap_git_head": "4b8dc849e9d35d8ec49ac9086ebc844f8700a7d0",
   "languages": [],
   "ruby_source_path": "Casks/emacs-app.rb",
   "ruby_source_checksum": {