langchain langchain-core==1.6.7

Changes since langchain-fireworks==1.7.0 release(fireworks): 1.7.1 (#41137) fix(fireworks): preserve reasoning in streaming and tool loops (#41093) chore(deps): bump langgraph-sdk from 0.4.4 to 0.4.6 in /libs/partners/fireworks (#41100) chore(deps): bump langgraph-sdk from 0.4.2 to 0.4.4 in /libs/partners/fireworks (#41078) chore(model-profiles): refresh model profile data (#40974)