feat: add new starccm+ version

cluster_config/software.yaml

@@ -26,6 +26,11 @@ comsol:
     executable: comsol
 
 star_ccm_plus:
+  - version: 18.06.007
+    prefix: star-ccm+
+    source: linux/STAR-CCM+18.06.007_01_linux-x86_64-r8.tar.gz
+    executable: starccm+
+    gnu_version: 11.2
   - version: 18.02.008
     prefix: star-ccm+
     source: linux/STAR-CCM+18.02.008_01_linux-x86_64-r8.tar.gz