ci: rename build packages for differenciating R version they come from

Refs #55

.gitlab-ci.yml

@@ -6,6 +6,7 @@ default:
   before_script:
     - echo "setwd(\"$(pwd)\")" > .Rprofile
     - PATH=~/R/sources/R-${R_VERSION}/bin:$PATH
+    - rename "s/.${R_VERSION}.t/.t/" airGR_*.tar.gz
 
 .build:
   stage: build
@@ -13,6 +14,7 @@ default:
     - cd ..
     - echo "setwd(\"$(pwd)\")" > .Rprofile
     - R CMD build airgr
+    - rename "s/.t/.${R_VERSION}.t/" airGR_*.tar.gz
     - mv *.tar.gz airgr/
   artifacts:
     untracked: true
@@ -30,6 +32,7 @@ default:
   script:
     - R CMD check --as-cran airGR_*.tar.gz
 
+
 build_patched:
   variables:
     R_VERSION: "patched"