Ability to pass ts_version when running workflow

Author: singhalkarun

.github/workflows/docker-image.yml

@@ -14,9 +14,13 @@ on:
             type: boolean
             required: false
             default: false
+      ts_version:
+        description: 'TS version to be used'
+        required: false
+        default: main
 env:
   ORG: ${{inputs.ORG}}
-  TS_VERSION: main
+  TS_VERSION: ${{inputs.ts_version}}
   BETA: 1 # prevents the latest tag from being pushed.
 jobs:
 
@@ -87,4 +91,4 @@ jobs:
           make push ORG=$ORG PG_VER=pg${{ matrix.pg }} TS_VERSION=$TS_VERSION BETA=$BETA TAG_VERSION="$TAG_VERSION"
         working-directory: bitnami
         env:
-          TAG_VERSION: "${{inputs.ORG}}/timescaledb:${{inputs.version}}-pg${{ matrix.pg }}-bitnami"
+          TAG_VERSION: "${{inputs.ORG}}/timescaledb:${{inputs.version}}-pg${{ matrix.pg }}-bitnami"