Fix release doc and update_docs script

Docs were slightly out of date an there was a quoting bug in the
update script.

Signed-off-by: John Schnake <jschnake@vmware.com>

.github/ISSUE_TEMPLATE/weekly-release.md

@@ -21,7 +21,7 @@ labels: release
    - Next, generate a set of versioned docs for v0.x.y. For instance, the new docs be generated by running the command:
 
 ```
-./scripts/update_docs.sh -b v0.20.0
+./scripts/update_docs.sh -b -v v0.x.y
 ```
 
 This will copy the current `main` docs into the version given and update

scripts/update_docs.sh

@@ -105,7 +105,7 @@ then
       -v "${DIR}":/root \
       debian:stretch-slim \
       /bin/sh -c \
-      "sed -i 's/var Version.*/var Version = "${VERSION}"/' /root/pkg/buildinfo/version.go"
+      "sed -i 's/var Version.*/var Version = \"${VERSION}\"/' /root/pkg/buildinfo/version.go"
 fi
 
 docker run --rm \