Adopted code to use Dovecot's new T_FRAME* macros.

src/lib-sieve/ext-reject.c

src/lib-sieve/sieve-address-parts.c

src/lib-sieve/sieve-ast.c

src/lib-sieve/sieve-commands.c

src/lib-sieve/sieve-error.c

src/lib-sieve/sieve-error.h

src/lib-sieve/sieve-generator.c

src/lib-sieve/sieve-interpreter.c

src/lib-sieve/sieve-lexer.c

src/lib-sieve/sieve-parser.c

src/lib-sieve/sieve-validator.c