change base img

.gitlab-ci.yml

 pages:
   stage: deploy
-  image: rocker/r-rmd
+  image: rocker/verse
   script:
     - mkdir -p public/img
-    - R -e 'install.packages("tidyverse")'
     - make
     - cp 1_scrnaseq_data/scrnaseq_data.pdf 2_normalization/normalization.pdf 3_dimension_reduction/dimension_reduction.pdf 4_clustering/clustering.pdf 5_pseudo_time/pseudo_time.pdf 6_dea/dea.pdf public/
   artifacts: