Update vocabulary so that lint:docs works.

Signed-off-by: Aramis Sennyey <sennyeya@amazon.com>

.github/vale/Vocab/Backstage/accept.txt

@@ -19,12 +19,14 @@ automations
 autoscaling
 Autoscaling
 autoselect
+authProvider
 Avro
 backend's
 backported
 backporting
 Bigtable
 Billett
+birth_date
 bitbucket
 Bitrise
 Blackbox
@@ -46,6 +48,7 @@ cli
 cloudbuild
 Cloudflare
 Cloudformation
+clusterName
 cncf
 Cobertura
 codeblocks
@@ -66,6 +69,9 @@ configs
 const
 cookiecutter
 Corti
+createApp
+createPlugin
+createTheme
 cron
 cronjobs
 crontab
@@ -109,6 +115,7 @@ etag
 Expedia
 facto
 failover
+family_name
 Fargate
 Figma
 firehydrant
@@ -135,6 +142,7 @@ graphviz
 Hackathons
 haproxy
 hardcoded
+headerLinks
 Helidon
 Heroku
 hoc
@@ -255,12 +263,15 @@ Platformize
 Podman
 postgres
 postpack
+postTransfomers
 pre
 prebaked
 preconfigured
 prepack
 Preprarer
 productional
+projectId
+projectKey
 Protobuf
 proxying
 Proxying
@@ -334,6 +345,7 @@ subheader
 subheaders
 subkey
 subroutes
+subscription_id
 subtree
 superfences
 Superfences
@@ -382,7 +394,10 @@ unregistration
 untracked
 upsert
 upvote
+URI
+URI's
 URIs
+url
 URLs
 utils
 Valentina