chore(deps): update dependency fastapi to >=0.115.6, <0.116.0

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

requirements-common.txt

@@ -7,7 +7,7 @@ py-cpuinfo
 transformers >= 4.45.2  # Required for Llama 3.2 and Qwen2-VL.
 tokenizers >= 0.19.1  # Required for Llama 3.
 protobuf # Required by LlamaTokenizer.
-fastapi >= 0.107.0, < 0.113.0; python_version < '3.9'
+fastapi >=0.115.6, <0.116.0; python_version < '3.9'
 fastapi >= 0.107.0, != 0.113.*, != 0.114.0; python_version >= '3.9'
 aiohttp
 openai >= 1.45.0 # Ensure modern openai package (ensure types module present and max_completion_tokens field support)