Formula#system: remove unnecessary string casts
Formula#system: simplify xcodebuild special case
xrootd 3.3.6

Closes #26753.

Signed-off-by: Brett Koonce <koonce@gmail.com>
antlr 4.2
avro-c 1.7.6
avro-cpp 1.7.6
dovecot 2.2.12
ExifTool 9.51
hwloc 1.8.1
iso-codes 3.51
oath-toolkit 2.4.1
openconnect 5.03
raptor 2.0.13
scamper 20140122
silk 3.8.1
solr 4.6.1
swi-prolog (devel) 7.1.8
zabbix 2.2.2

Closes #26756.
compcert 2.1

Closes #26702.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>
libmagic 5.17

Closes #26764.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>