fix: adding missing abbreviations files for SentenceSplitter (#8660)

* adding missing abbreviations files for SentenceSplitter

* fixing tests path

Author: davidsbatista

Diff for: .pre-commit-config.yaml

@@ -26,6 +26,7 @@ repos:
     rev: v2.3.0
     hooks:
       - id: codespell
+        exclude: "haystack/data/abbreviations"
         args: ["--toml", "pyproject.toml"]
         additional_dependencies:
           - tomli

Diff for: haystack/components/preprocessors/sentence_tokenizer.py

@@ -228,7 +228,7 @@ def _read_abbreviations(lang: Language) -> List[str]:
         :param lang: The language to read the abbreviations for.
         :returns: List of abbreviations.
         """
-        abbreviations_file = Path(__file__).parent.parent / f"data/abbreviations/{lang}.txt"
+        abbreviations_file = Path(__file__).parent.parent.parent / f"data/abbreviations/{lang}.txt"
         if not abbreviations_file.exists():
             logger.warning("No abbreviations file found for {language}. Using default abbreviations.", language=lang)
             return []