Add SKDMAN! manual installation steps

.circleci/config.yml

@@ -1,8 +1,5 @@
 version: 2.1
 
-orbs:
-  sdkman: joshdholtz/sdkman@0.2.0
-
 defaults: &defaults
   working_directory: ~/repo
   environment:
@@ -18,10 +15,16 @@ commands:
         default: "build/reports/test_results"
     steps:
       - checkout
-      - sdkman/setup-sdkman
-      - sdkman/sdkman-install:
-          candidate: kotlin
-          version: 2.1.10
+      - run:
+          name: Install SDKMAN!
+          command: |
+                   curl -s "https://get.sdkman.io" | bash
+                   echo sdkman_auto_answer=true > $HOME/.sdkman/etc/config
+                   echo sdkman_auto_selfupdate=true >> $HOME/.sdkman/etc/config
+                   source "$HOME/.sdkman/bin/sdkman-init.sh"
+                   sdk install java
+                   sdk install kotlin
+                   source "$HOME/.sdkman/bin/sdkman-init.sh"
       - run:
           name: Download dependencies
           command: ./bld download