planner: fix cast(col) = range couldn't build range when cast function doesn't contain any precision loss in some cases | tidb-test=pr/2224 (#46303)#46548
Merged
ti-chi-bot[bot] merged 2 commits intopingcap:release-7.1from ti-chi-bot:cherry-pick-46303-to-release-7.1Oct 12, 2023
+357-2