MM-19872: Update dependencies for enterprise implementation of new SAML2 golib. (#13298)

* Update dependencies for enterprise implementation of new SAML2 golib.

* add indirect

vendor/modules.txt

@@ -6,6 +6,8 @@ github.com/NYTimes/gziphandler
 github.com/armon/go-metrics
 # github.com/avct/uasurfer v0.0.0-20190821150637-906cc7dc6197
 github.com/avct/uasurfer
+# github.com/beevik/etree v1.1.0
+github.com/beevik/etree
 # github.com/beorn7/perks v1.0.1
 github.com/beorn7/perks/quantile
 # github.com/blang/semver v3.5.1+incompatible
@@ -94,6 +96,8 @@ github.com/jaytaylor/html2text
 # github.com/jmoiron/sqlx v1.2.0
 github.com/jmoiron/sqlx
 github.com/jmoiron/sqlx/reflectx
+# github.com/jonboulle/clockwork v0.1.0
+github.com/jonboulle/clockwork
 # github.com/konsorten/go-windows-terminal-sequences v1.0.2
 github.com/konsorten/go-windows-terminal-sequences
 # github.com/lann/builder v0.0.0-20180802200727-47ae307949d0
@@ -118,6 +122,10 @@ github.com/mattermost/go-i18n/i18n/language
 github.com/mattermost/go-i18n/i18n/translation
 # github.com/mattermost/gorp v2.0.1-0.20190301154413-3b31e9a39d05+incompatible
 github.com/mattermost/gorp
+# github.com/mattermost/gosaml2 v0.3.2
+github.com/mattermost/gosaml2
+github.com/mattermost/gosaml2/types
+github.com/mattermost/gosaml2/uuid
 # github.com/mattermost/ldap v0.0.0-20191128190019-9f62ba4b8d4d
 github.com/mattermost/ldap
 # github.com/mattermost/rsc v0.0.0-20160330161541-bbaefb05eaa0
@@ -186,6 +194,10 @@ github.com/prometheus/procfs/internal/fs
 github.com/prometheus/procfs/internal/util
 # github.com/rs/cors v1.7.0
 github.com/rs/cors
+# github.com/russellhaering/goxmldsig v0.0.0-20180430223755-7acd5e4a6ef7
+github.com/russellhaering/goxmldsig
+github.com/russellhaering/goxmldsig/etreeutils
+github.com/russellhaering/goxmldsig/types
 # github.com/rwcarlsen/goexif v0.0.0-20190401172101-9e8deecbddbd
 github.com/rwcarlsen/goexif/exif
 github.com/rwcarlsen/goexif/tiff