Bump bundled syncthing prerelease to v2.0.0-rc.21

Author: xor-gate

syncthing/Info.plist

@@ -19,7 +19,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.0.0-rc.16+1</string>
+	<string>2.0.0-rc.21+1</string>
 	<key>CFBundleVersion</key>
 	<string>200000001</string>
 	<key>LSApplicationCategoryType</key>

syncthing/Scripts/syncthing-resource.sh

@@ -2,7 +2,7 @@
 set -euo pipefail
 
 # Download and unpack syncthing into ${PRODUCT_NAME}.app/Contents/Resources
-SYNCTHING_VERSION="2.0.0-rc.16"
+SYNCTHING_VERSION="2.0.0-rc.21"
 SYNCTHING_DIST_URL="https://github.com/syncthing/syncthing/releases/download"
 SYNCTHING_TARBALL_URL="${SYNCTHING_DIST_URL}/v${SYNCTHING_VERSION}/syncthing-macos-universal-v${SYNCTHING_VERSION}.zip"