fix table formatting

README.md

@@ -52,6 +52,7 @@ gets a new line with the message "Stanford backport to RELEASE." where
 Debian version number is changed by appending a "backport" string.
 
 |Debian release|version string suffix|
+| ----         |---      |
 |buster        |`~sbp10+1`|
 |bullseye      |`~sbp11+1`|
 
@@ -60,7 +61,8 @@ with the same version number even if the two packages are built against
 different distributions.
 
 Note 1: when there is a new Debian release the script
-[`generate-cicd-yaml.sh`](generate-cicd-yaml.sh) will need to be updated.
+[`generate-cicd-yaml.sh`](generate-cicd-yaml.sh) will need to be updated
+with the new release information.
 
 Note 2: "sbp" stands for 'Stanford back-port".