niv motoko-base: update 6d41622d -> adb24da4

## Changelog for motoko-base:
Branch: next-moc
Commits: [dfinity/motoko-base@6d41622d...adb24da4](dfinity/motoko-base@6d41622...adb24da)

* [`12aeff25`](dfinity/motoko-base@12aeff2) doc: update doc on Debug.print ([dfinity/motoko-base⁠#675](https://togithub.com/dfinity/motoko-base/issues/675))
* [`6d4caef2`](dfinity/motoko-base@6d4caef) feat: add `Text.from(Var)Array` ([dfinity/motoko-base⁠#674](https://togithub.com/dfinity/motoko-base/issues/674))
* [`bce87022`](dfinity/motoko-base@bce8702) feat: add `Text.from/toList` ([dfinity/motoko-base⁠#676](https://togithub.com/dfinity/motoko-base/issues/676))

nix/sources.json

@@ -75,10 +75,10 @@
         "homepage": "",
         "owner": "dfinity",
         "repo": "motoko-base",
-        "rev": "6d41622d5ec60819307887cb698d0f37375c30e0",
-        "sha256": "1hjfnp1a7cbjyy36y241k4kx93kwq485gay64mbm5pamgb7lb1d8",
+        "rev": "adb24da4ce084a26bcd8daf046140eca8f76ac4a",
+        "sha256": "0lhyskqpsijc84c168icivmcg30pcac3645m6s3qa28zsw58k73h",
         "type": "tarball",
-        "url": "https://github.com/dfinity/motoko-base/archive/6d41622d5ec60819307887cb698d0f37375c30e0.tar.gz",
+        "url": "https://github.com/dfinity/motoko-base/archive/adb24da4ce084a26bcd8daf046140eca8f76ac4a.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "motoko-matchers": {