chore add fail flag

Signed-off-by: Ivan Pedrazas <ipedrazas@gmail.com>

Author: ipedrazas

docs/downloads/install.sh

@@ -115,7 +115,7 @@ URL="https://github.com/fermyon/spin/releases/download/${VERSION}/${FILE}"
 
 # Download file, exit if not found - e.g. version does not exist
 fancy_print 0 "Step 1: Downloading: ${URL}"
-curl -sOL $URL || (fancy_print 1 "The requested file does not exist: ${FILE}"; exit 1)
+curl -sOL --fail $URL || (fancy_print 1 "The requested file does not exist: ${FILE}"; exit 1)
 fancy_print 0 "Done...\n"
 
 # Decompress the file