Merge pull request #44480 from neersighted/drop_changelog_22.06

[22.06 backport] cleanup: drop historical CHANGELOG.md

hack/validate/changelog-date-descending

@@ -1,12 +0,0 @@
-#!/usr/bin/env bash
-
-changelogFile=${1:-CHANGELOG.md}
-
-if [ ! -r "$changelogFile" ]; then
-	echo "Unable to read file $changelogFile" >&2
-	exit 1
-fi
-
-grep -e '^## ' "$changelogFile" | awk '{print$3}' | sort -c -r || exit 2
-
-echo "Congratulations!  Changelog $changelogFile dates are in descending order."

hack/validate/changelog-well-formed

@@ -1,25 +0,0 @@
-#!/usr/bin/env bash
-
-changelogFile=${1:-CHANGELOG.md}
-
-if [ ! -r "$changelogFile" ]; then
-	echo "Unable to read file $changelogFile" >&2
-	exit 1
-fi
-
-changelogWellFormed=1
-
-# e.g. "## 1.12.3 (2016-10-26)"
-VER_LINE_REGEX='^## [0-9]+\.[0-9]+\.[0-9]+(-ce)? \([0-9]+-[0-9]+-[0-9]+\)$'
-while read -r line; do
-	if ! [[ "$line" =~ $VER_LINE_REGEX ]]; then
-		echo "Malformed changelog $changelogFile line \"$line\"" >&2
-		changelogWellFormed=0
-	fi
-done < <(grep '^## ' $changelogFile)
-
-if [[ "$changelogWellFormed" == "1" ]]; then
-	echo "Congratulations!  Changelog $changelogFile is well-formed."
-else
-	exit 2
-fi

hack/validate/default

@@ -12,8 +12,6 @@ SCRIPTDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 . "${SCRIPTDIR}"/swagger
 . "${SCRIPTDIR}"/swagger-gen
 . "${SCRIPTDIR}"/toml
-. "${SCRIPTDIR}"/changelog-well-formed
-. "${SCRIPTDIR}"/changelog-date-descending
 . "${SCRIPTDIR}"/deprecate-integration-cli
 . "${SCRIPTDIR}"/golangci-lint
 . "${SCRIPTDIR}"/shfmt