devel/egypt: update to 1.11.

Changes from 1.10:

Miscellaneous bug fixes.

New command line option --cluster-by-file.

New command line options --callees and --callers.

Support omitting external functions using the --omit option.

Support new RTL dump function comment syntax of gcc versions 7 and 10.

New command line option --summarize-callers.

(gson)