Updated CHANGELOG.md and nexflot.config version numbers to 2.x.x_indev

CHANGELOG.md

-# v.2.0.1
+# v.2.x.x (indev)
 **User Facing**
 
 **Background**

nextflow.config

@@ -119,6 +119,6 @@ manifest {
   homePage = 'https://git.biohpc.swmed.edu/gudmap_rbk/rna-seq'
   description = 'This pipeline was created to be a standard mRNA-sequencing analysis pipeline which integrates with the GUDMAP and RBK consortium data-hub.'
   mainScript = 'rna-seq.nf'
-  version = 'v2.0.0'
+  version = 'v2.x.x_indev'
   nextflowVersion = '>=20.01.0'
 }