chore(releasing): prepare v0.50.0 release (#23808)

* chore(releasing): Pinned VRL version to 0.27.0

* chore(releasing): Generated release CUE file

* chore(releasing): Updated website/cue/reference/administration/interfaces/kubectl.cue vector version to 0.50.0

* chore(releasing): Updated distribution/install.sh vector version to 0.50.0

* chore(releasing): Add 0.50.0 to versions.cue

* chore(releasing): Created release md file

* bump alpine to 3.22

* replace revert with fix - need to support this properly in the future

* allow new words/names

* fmt fixes

* Try to remove new authors from allow.txt

* release description and highlights TODO

* highlights, breaking changes, fixes

* typo

* minor improvements

* Update website/cue/reference/releases/0.50.0.cue

Co-authored-by: Thomas <thomas.schneider@datadoghq.com>

* Update website/cue/reference/releases/0.50.0.cue

Co-authored-by: Thomas <thomas.schneider@datadoghq.com>

* chore(website): improve indexing for memory table docs (#23827)

* chore(website): improve indexing for memory table docs

* add table

* add highlight for OTLP

* fix date

* add known issue note

---------

Co-authored-by: Thomas <thomas.schneider@datadoghq.com>

Author: pront

.github/actions/spelling/allow.txt

@@ -544,3 +544,4 @@ jlambatl
 jorgehermo9
 notchairmk
 yjagdale
+xxh

.github/actions/spelling/patterns.txt

@@ -234,5 +234,16 @@ uuid_from_friendly_id!\(".*"\)
 # Ignore punycode
 \bxn--[-0-9a-z]+
 
+# GitHub username regex derived from https://github.com/shinnn/github-username-regex
+# [a-z\d](?:[a-z\d]|-(?=[a-z\d])){0,38}
+
 # changelog.d fragment authors line
-^authors: .*$
+(?i)^authors:(?: [a-z\d](?:[a-z\d]|-(?=[a-z\d])){0,38})+$
+
+# VRL release authors (embedded in releases/*.cue files)
+(?i)^\s*authors:(?: [a-z\d](?:[a-z\d]|-(?=[a-z\d])){0,38})+ \(https://github\.com/vectordotdev/vrl/pull/\d+\)$
+
+# Release authors (embedded in releases/*.cue files)
+# Allow "contributors:" lines with one or more GitHub usernames in a JSON-style array
+(?i)^\s*contributors: \["[a-z\d](?:[a-z\d]|-(?=[a-z\d])){0,38}"(?:, "[a-z\d](?:[a-z\d]|-(?=[a-z\d])){0,38}")*\]$
+