Bump Kotlin to version 2.0.20

.github/workflows/bld.yml

@@ -2,19 +2,21 @@ name: bld-ci
 
 on: [push, pull_request, workflow_dispatch]
 
+env:
+  AKISMET_API_KEY: ${{ secrets.AKISMET_API_KEY }}
+  AKISMET_BLOG: ${{ secrets.AKISMET_BLOG }}
+  COVERAGE_JDK: "21"
+  COVERAGE_KOTLIN: "2.0.0"
+  KOTLIN_HOME: /usr/share/kotlinc
+
 jobs:
   build-bld-project:
     runs-on: ubuntu-latest
 
-    env:
-      COVERAGE_JDK: "21"
-      COVERAGE_KOTLIN: "2.0.0"
-      KOTLIN_HOME: /usr/share/kotlinc
-
     strategy:
       matrix:
         java-version: [17, 21, 22]
-        kotlin-version: [1.9.24, 2.0.0]
+        kotlin-version: [1.9.24, 2.0.20]
 
     steps:
       - name: Checkout source repository
@@ -35,12 +37,10 @@ jobs:
         run: ./bld compile
 
       - name: Run tests
-        env:
-          AKISMET_BLOG: ${{ secrets.AKISMET_BLOG }}
-          AKISMET_API_KEY: ${{ secrets.AKISMET_API_KEY }}
         run: ./bld jacoco
 
       - name: Remove pom.xml
+        if: success() && matrix.java-version == env.COVERAGE_JDK && matrix.kotlin-version == env.COVERAGE_KOTLIN
         run: rm -rf pom.xml
 
       - name: SonarCloud Scan