[vignette] add purl = FALSE to chunks using ggplot2. fixes #1073
#2940
| Job | Run time |
|---|---|
| 18m 5s | |
| 18m 5s |
purl = FALSE to chunks using ggplot2. fixes #1073
#2940
| Job | Run time |
|---|---|
| 18m 5s | |
| 18m 5s |