[Website] Add release note for 15.0.0 (#465)

_data/versions.yml

@@ -16,17 +16,17 @@
 # Database of the current version
 #
 current:
-  number: '14.0.2'
-  pinned_number: '14.0.*'
-  major_number: '14'
-  date: '2023-12-19'
-  git-tag: '740889f413af9b1ae1d81eb1e5a4a9fb4ce9cf97'
-  github-tag-link: 'https://github.com/apache/arrow/releases/tag/apache-arrow-14.0.2'
-  release-notes: 'https://arrow.apache.org/release/14.0.2.html'
-  mirrors: 'https://www.apache.org/dyn/closer.lua/arrow/arrow-14.0.2/'
-  tarball-name: 'apache-arrow-14.0.2.tar.gz'
-  tarball-url: 'https://www.apache.org/dyn/closer.lua?action=download&filename=arrow/arrow-14.0.2/apache-arrow-14.0.2.tar.gz'
-  java-artifacts: 'https://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.apache.arrow%22%20AND%20v%3A%2214.0.2%22'
-  asc: 'https://downloads.apache.org/arrow/arrow-14.0.2/apache-arrow-14.0.2.tar.gz.asc'
-  sha256: 'https://downloads.apache.org/arrow/arrow-14.0.2/apache-arrow-14.0.2.tar.gz.sha256'
-  sha512: 'https://downloads.apache.org/arrow/arrow-14.0.2/apache-arrow-14.0.2.tar.gz.sha512'
+  number: '15.0.0'
+  pinned_number: '15.0.*'
+  major_number: '15'
+  date: 2024-01-21
+  git-tag: 'a61f4af724cd06c3a9b4abd20491345997e532c0'
+  github-tag-link: 'https://github.com/apache/arrow/releases/tag/apache-arrow-15.0.0'
+  release-notes: 'https://arrow.apache.org/release/15.0.0.html'
+  mirrors: 'https://www.apache.org/dyn/closer.lua/arrow/arrow-15.0.0/'
+  tarball-name: 'apache-arrow-15.0.0.tar.gz'
+  tarball-url: 'https://www.apache.org/dyn/closer.lua?action=download&filename=arrow/arrow-15.0.0/apache-arrow-15.0.0.tar.gz'
+  java-artifacts: 'https://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.apache.arrow%22%20AND%20v%3A%2215.0.0%22'
+  asc: 'https://downloads.apache.org/arrow/arrow-15.0.0/apache-arrow-15.0.0.tar.gz.asc'
+  sha256: 'https://downloads.apache.org/arrow/arrow-15.0.0/apache-arrow-15.0.0.tar.gz.sha256'
+  sha512: 'https://downloads.apache.org/arrow/arrow-15.0.0/apache-arrow-15.0.0.tar.gz.sha512'