[Kernel] Fixes alarm: uses TCastE instead of TLogic_coerce.

src/kernel_services/ast_data/alarms.ml

src/kernel_services/ast_queries/logic_const.ml

src/kernel_services/ast_queries/logic_const.mli

tests/builtins/oracle/imprecise-malloc-free.res.oracle

tests/builtins/oracle/imprecise.res.oracle

tests/builtins/oracle/memchr.res.oracle

tests/builtins/oracle/memcpy.res.oracle

tests/builtins/oracle/memset.res.oracle

tests/builtins/oracle/strchr.res.oracle

tests/builtins/oracle/strlen.res.oracle

tests/builtins/oracle/strnlen2.res.oracle

tests/builtins/oracle/wcslen.res.oracle

tests/float/oracle/builtins.res.oracle

tests/float/oracle/nonlin.0.res.oracle

tests/float/oracle/nonlin.1.res.oracle

tests/float/oracle/nonlin.2.res.oracle

tests/float/oracle/nonlin.3.res.oracle

tests/float/oracle/nonlin.4.res.oracle

tests/float/oracle/nonlin.5.res.oracle

tests/value/oracle/addition.res.oracle