Small fixes to OpenTofu instructions (#2428)

* Fix indentation in GCP workflow

* Add opentofu flag to digger.yml

Author: LiptonB

docs/ce/getting-started/with-opentofu.mdx

@@ -63,6 +63,7 @@ This file contains Digger configuration and needs to be placed at the root level
 projects:
 - name: production
   dir: prod
+  opentofu: true
 ```
   </Step>
 
@@ -153,15 +154,15 @@ Place it at `.github/workflows/digger_workflow.yml` (name is important!)
         - name: 'Use gcloud CLI'
           run: 'gcloud info'
         - name: digger run
-            uses: diggerhq/digger@vLatest
-            with:
-              digger-spec: ${{ inputs.spec }}
-              setup-aws: false
-              setup-opentofu: true
-              opentofu-version: 1.10.3
-            env:
-              GITHUB_CONTEXT: ${{ toJson(github) }}
-              GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          uses: diggerhq/digger@vLatest
+          with:
+            digger-spec: ${{ inputs.spec }}
+            setup-aws: false
+            setup-opentofu: true
+            opentofu-version: 1.10.3
+          env:
+            GITHUB_CONTEXT: ${{ toJson(github) }}
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     ```
 
     This workflow includes additional steps for GCP: