fix: add some more duct tape around decoding

Author: NicolasIRAGNE

src/gitingest/schemas/filesystem_schema.py

@@ -137,6 +137,8 @@ def content(self) -> str:  # pylint: disable=too-many-return-statements
                     return f.read()
             except UnicodeDecodeError:
                 continue
+            except UnicodeError:
+                continue
             except OSError as exc:
                 return f"Error reading file: {exc}"
 

src/gitingest/utils/file_utils.py

@@ -66,6 +66,8 @@ def is_text_file(path: Path) -> bool:
                 return True
         except UnicodeDecodeError:
             continue
+        except UnicodeError:
+            continue
         except OSError:
             return False