chore(meta): update meta files

Casks/emacs-app-good/meta.json

@@ -89,6 +89,5 @@
     ]
   },
   "container": null,
-  "auto_updates": null,
-  "variations": {}
+  "auto_updates": null
 }

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

@@ -89,6 +89,5 @@
     ]
   },
   "container": null,
-  "auto_updates": null,
-  "variations": {}
+  "auto_updates": null
 }

Casks/emacs-app-nightly/meta.json

@@ -7,13 +7,13 @@
   ],
   "desc": "GNU Emacs text editor (nightly build)",
   "homepage": "https://github.com/jimeh/emacs-builds",
-  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2022-07-16.35d0a2e.master/Emacs.2022-07-16.35d0a2e.master.macOS-10-15.x86_64.dmg",
+  "url": "https://github.com/jimeh/emacs-builds/releases/download/Emacs.2022-07-17.15df179.master/Emacs.2022-07-17.15df179.master.macOS-10-15.x86_64.dmg",
   "appcast": null,
-  "version": "2022-07-16.35d0a2e.master",
+  "version": "2022-07-17.15df179.master",
   "versions": {},
   "installed": null,
   "outdated": false,
-  "sha256": "740636714935c0e56428bd1d5391b360f0efa5ec61f0903979a5707c353e98f9",
+  "sha256": "96dcb034a552d849baf1b7aab428cb4b0bef83d91fb60e6910cd6c42b53414e3",
   "artifacts": [
     [
       "Emacs.app"
@@ -89,6 +89,5 @@
     ]
   },
   "container": null,
-  "auto_updates": null,
-  "variations": {}
+  "auto_updates": null
 }

Casks/emacs-app-nightly/shield.json

@@ -5,5 +5,5 @@
   "namedLogo": "GNU Emacs",
   "logoColor": "white",
   "label": "nightly",
-  "message": "2022-07-16.35d0a2e.master"
+  "message": "2022-07-17.15df179.master"
 }

Casks/emacs-app-pretest/meta.json

@@ -89,6 +89,5 @@
     ]
   },
   "container": null,
-  "auto_updates": null,
-  "variations": {}
+  "auto_updates": null
 }

Casks/emacs-app/meta.json

@@ -89,6 +89,5 @@
     ]
   },
   "container": null,
-  "auto_updates": null,
-  "variations": {}
+  "auto_updates": null
 }