New license request: LGPL variant (from GNOME) (2)

**License Homepage URL**

https://github.com/GNOME/libdex/blob/main/testsuite/test-channel.c

**License Notes**

Similar to #4997 but adds an extra word.

```
"matches": [
{
"license_expression": "lgpl-2.1-plus",
"license_expression_spdx": "LGPL-2.1-or-later",
"from_file": "libdex/testsuite/test-channel.c",
"start_line": 6,
"end_line": 17,
"matcher": "3-seq",
"score": 99.06,
"matched_length": 105,
"match_coverage": 99.06,
"rule_relevance": 100,
"rule_identifier": "lgpl-2.1-plus_88.RULE",
"rule_url": "https://github.com/nexB/scancode-toolkit/tree/develop/src/licensedcode/data/rules/lgpl-2.1-plus_88.RULE"
},

```