fix: limit --no-cache retries to 1

.gitlab-ci.yml

@@ -292,6 +292,7 @@ base:
           exit 1 ;
         fi ;
         if test ${attempts} -ge 1 ; then
+          echo "Failed to build on second attempt!" ;
           exit 1 ;
         fi ;
         let attempts=$attempts+1 ;
@@ -452,6 +453,7 @@ eic:
           exit 1 ;
         fi ;
         if test ${attempts} -ge 1 ; then
+          echo "Failed to build on second attempt!" ;
           exit 1 ;
         fi ;
         let attempts=$attempts+1 ;