[clang] Add configuration option PenaltyBreakBeforeMemberAccess (PR #118409)

[Owen Pan via cfe-commits]

================
@@ -22365,6 +22365,19 @@ TEST_F(FormatTest, BreakPenaltyAfterForLoopLParen) {
                Style);
 }
 
+TEST_F(FormatTest, BreakPenaltyBeforeMemberAccess) {
----------------
owenca wrote:

Please move up this test to line 22307 to keep the `PenaltyBreak...` options (kind of) sorted.

https://github.com/llvm/llvm-project/pull/118409