docs: use markdown for SECURITY.md because Github doesn't support Asciidoc

Author: gotson

.github/workflows/ci.yml

@@ -218,7 +218,6 @@ jobs:
           mvn --no-transfer-progress versions:set -DremoveSnapshot -DgenerateBackupPoms=false
           echo "RELEASE_VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)" | tee -a $GITHUB_ENV
           sed -i -e "s/^\:project-version\:\ .*/:project-version: ${{ env.RELEASE_VERSION }}/g" README.adoc
-          sed -i -e "s/^\:sqlite-version\:\ .*/:sqlite-version: $(sed "s/^.*=//" VERSION)/g" SECURITY.adoc
       # The sonatype maven plugin will decide the right destination depending on whether the project is SNAPSHOT or not
       - name: Publish to Apache Maven Central
         run: mvn --batch-mode --no-transfer-progress deploy -P release -DskipTests

SECURITY.adoc

@@ -0,0 +1,12 @@
+# Security Policy
+
+## Supported Versions
+
+| Version           | Supported          |
+|-------------------|--------------------|
+| Latest version    | :white_check_mark: |
+| Any other version | :x:                |
+
+## Reporting a Vulnerability
+
+See https://docs.github.com/en/code-security/security-advisories/guidance-on-reporting-and-writing/privately-reporting-a-security-vulnerability#privately-reporting-a-security-vulnerability