langchain-anthropic 1.5.5

Changes since langchain-anthropic==1.5.4

release(anthropic): 1.5.5 (#39597) fix(anthropic): report reasoning tokens in usage metadata (#39590) fix(anthropic): fix KeyError on rename in Claude file-tool middleware (#39293) chore(model-profiles): refresh model profile data (#39299) fix(anthropic): clearer error when no credentials are configured (#39285)