vim: Import v9.1.1360

* runtime(abnf): include ABNF filetype plugin
* 9.1.1360: filetype: GNU Radio companion files are not recognized
* 9.1.1359: filetype: GNU Radio config files are not recognized
* 9.1.1358: if_lua: compile warnings with gcc15

Author: github-actions[bot]

gitlog.txt

@@ -1 +1 @@
-* [runtime(vim): Update base-syntax, improve enum highlighting](https://github.com/vim/vim/commit/1c58019a827120de5dace0030af3cd62db0e2282)\n* [runtime(doc): update example ctags program and links](https://github.com/vim/vim/commit/83cb8174c8fef6e27b2c9e810296edfba37a4b4d)\n* [9.1.1357](https://github.com/vim/vim/commit/6af20a9be3312045c38ca24b93f2d5d0d70da0b1): Vim incorrectly escapes tags with "\[" in a help buffer\n* [9.1.1356](https://github.com/vim/vim/commit/f5bfc48c0596aead6dd30438930d2cb621b18a35): Vim9: crash when unletting variable\n* [runtime(sh): Update syntax, highlight escaped chars in test expressions](https://github.com/vim/vim/commit/f57c065e7572beb2b551d1278bf794f4af0fb0c0)\n* [runtime(doc): document that :b cannot handle buffer names starting with "+"](https://github.com/vim/vim/commit/ff3d4b2d49c4b8b7d97cfaeffe57321a1852f7e8)\n* [runtime(doc): clarify the use of 'tagfunc', update a comment in tags.c](https://github.com/vim/vim/commit/fb08192ca75344d6467f9e7f9b9e6d4509df308a)\n* [runtime(doc): tweak documentation style in options.txt](https://github.com/vim/vim/commit/fa8b7db99afad9074e4e1f89b49046836ac61d5b)
+* [runtime(abnf): include ABNF filetype plugin](https://github.com/vim/vim/commit/c3f48e3a76c61884d7801171ced327b76965bf29)\n* [9.1.1360](https://github.com/vim/vim/commit/af4a5d6e2ae57a44edab48c8b012d2afa743998f): filetype: GNU Radio companion files are not recognized\n* [9.1.1359](https://github.com/vim/vim/commit/9c9200d1eafe50077222a38bfad6cba7156a6487): filetype: GNU Radio config files are not recognized\n* [9.1.1358](https://github.com/vim/vim/commit/7292c0cb157621d6c0552a19a41b691ccd5b9ed4): if\_lua: compile warnings with gcc15