niv emacs-overlay: update 1b6c001f -> 4d89e7e8

## Changelog for emacs-overlay:
Commits: [nix-community/emacs-overlay@1b6c001f...4d89e7e8](1b6c001fd9...4d89e7e8fc)

* [`b788d5db`](b788d5db64) Updated repos/melpa
* [`375fd200`](375fd20040) Updated repos/melpa
* [`e16d55f2`](e16d55f2f5) Updated repos/melpa
* [`ae1744a1`](ae1744a1b1) Updated repos/melpa
* [`10434f15`](10434f1580) Updated repos/emacs
* [`63cd9f4d`](63cd9f4dcd) Updated repos/melpa
* [`2f35c5df`](2f35c5df5a) Updated repos/melpa
* [`9bf2825e`](9bf2825e73) Updated repos/emacs
* [`b47055d3`](b47055d3ef) Updated repos/melpa
* [`7b663f0d`](7b663f0dcc) Updated repos/melpa
* [`ea53172e`](ea53172e42) Updated repos/emacs
* [`c19934e5`](c19934e5e2) Updated repos/melpa
* [`c3ec7034`](c3ec70340e) Updated repos/emacs
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* [`2ccda005`](2ccda00539) Updated repos/emacs
* [`dbad76be`](dbad76be64) Updated repos/melpa
* [`1c69e085`](1c69e0852d) Updated repos/emacs
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* [`d06f463d`](d06f463d5e) Updated repos/melpa
* [`e0681230`](e068123053) Updated repos/emacs
* [`68912d06`](68912d06d5) Updated repos/melpa
* [`0993f890`](0993f8905d) Updated repos/emacs
* [`0af44ec0`](0af44ec0da) Updated repos/melpa
* [`98dd4d94`](98dd4d94a2) Updated repos/org
* [`b72d1d3e`](b72d1d3efa) Updated repos/melpa
* [`1123a93e`](1123a93e68) Updated repos/melpa
* [`580d2cb1`](580d2cb1ef) Updated repos/emacs
* [`50275de6`](50275de6a2) Updated repos/melpa
* [`8e09bbdf`](8e09bbdf0a) Updated repos/emacs
* [`97c4c5cc`](97c4c5cccb) Updated repos/melpa
* [`f571deb4`](f571deb48d) Updated repos/emacs
* [`d61facfd`](d61facfdb3) Updated repos/melpa
* [`76689f5a`](76689f5a1b) Updated repos/melpa
* [`7a004d66`](7a004d66b3) Updated repos/emacs
* [`f83e165e`](f83e165e59) Updated repos/melpa
* [`df3906f9`](df3906f98a) Updated repos/emacs
* [`740c8756`](740c87564f) Updated repos/melpa
* [`a5218a2f`](a5218a2f19) Move repo info into json files
* [`4629eb41`](4629eb4142) Add support for PGTK and PGTK + native comp forks
* [`288e9331`](288e933107) Updated repos/emacs
* [`f4340bc8`](f4340bc878) Updated repos/melpa
* [`4c08841f`](4c08841f59) Updated repos/melpa
* [`e78bce40`](e78bce404a) Updated repos/emacs
* [`fff4c440`](fff4c440bc) Updated repos/melpa
* [`eda8bdf9`](eda8bdf943) Updated repos/emacs
* [`09af306b`](09af306bfa) Updated repos/melpa
* [`2983b73e`](2983b73e07) Updated repos/emacs
* [`e3f0d749`](e3f0d74963) Updated repos/melpa
* [`ca171a8d`](ca171a8dee) Updated repos/emacs
* [`3260cc6a`](3260cc6a7f) Updated repos/melpa
* [`0aa09e47`](0aa09e476a) Updated repos/emacs
* [`290c3dd9`](290c3dd9a8) Updated repos/melpa
* [`dda80899`](dda808997c) Updated repos/emacs
* [`2bba6a5d`](2bba6a5d63) Updated repos/melpa
* [`d4fa3b13`](d4fa3b137a) Updated repos/emacs
* [`d5fe4670`](d5fe4670d3) Updated repos/melpa
* [`a6d5b556`](a6d5b55610) Updated repos/emacs
* [`4d89e7e8`](4d89e7e8fc) Updated repos/melpa

nix/sources.json

@@ -29,10 +29,10 @@
         "homepage": "",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "1b6c001fd93989f05633d66858d9f82ba58c151e",
-        "sha256": "1f34q8cqc4k82hy3r81fpv6gycfb4qsa47kifnxh7idma9rfasrp",
+        "rev": "4d89e7e8fc52332ae28411061c5273a96d19cedc",
+        "sha256": "0xwg75p1f7kr40pmk2f34h68hfzvsrap4rq8qzic1sdv36lgmjbz",
         "type": "tarball",
-        "url": "https://github.com/nix-community/emacs-overlay/archive/1b6c001fd93989f05633d66858d9f82ba58c151e.tar.gz",
+        "url": "https://github.com/nix-community/emacs-overlay/archive/4d89e7e8fc52332ae28411061c5273a96d19cedc.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "emacs-so-long": {