Revert "clang-format: set ColumnLimit: 0"
This reverts commit 97caf6244398760ed8b0c5c045867b4bea36f0a0.
Reason for revert: we don't want clang-format to actively generate arbitrarily long line lengths.
Change-Id: I49111af334e6967a9c3a63ccb9d179df444d63bb
