Fix overlay and yaml (#6)

## Changes
1.) Overlay file (which is used to modify the api spec) is fixed. I
paired with Speakeasy and verified this works in the TS repo
2.) Fix yaml file (extra @ character)


## Motivation

Speakeasy helped me find errors in these files

Author: dangitschris

.github/workflows/sdk_generation.yaml

@@ -19,7 +19,7 @@ permissions:
     - cron: 0 0 * * *
 jobs:
   generate:
-    uses: speakeasy-api/sdk-generation-action/.github/workflows/workflow-executor.yaml@@0cbe94f2ca2c60bde9001577e565644e1c90d4a6
+    uses: speakeasy-api/sdk-generation-action/.github/workflows/workflow-executor.yaml@0cbe94f2ca2c60bde9001577e565644e1c90d4a6
     with:
       force: ${{ github.event.inputs.force }}
       mode: pr

.github/workflows/sdk_publish.yaml

@@ -14,7 +14,7 @@ permissions:
   workflow_dispatch: {}
 jobs:
   publish:
-    uses: speakeasy-api/sdk-generation-action/.github/workflows/sdk-publish.yaml@@0cbe94f2ca2c60bde9001577e565644e1c90d4a6
+    uses: speakeasy-api/sdk-generation-action/.github/workflows/sdk-publish.yaml@0cbe94f2ca2c60bde9001577e565644e1c90d4a6
     with:
       target: vanta
     secrets:

.speakeasy/gen.yaml

@@ -18,12 +18,12 @@ java:
   additionalPlugins: []
   artifactID: vanta-auditor-api
   clientServerStatusCodesAsErrors: true
-  companyEmail: info@mycompany.com
-  companyName: My Company
-  companyURL: www.mycompany.com
+  companyEmail: sdk@vanta.com
+  companyName: Vanta
+  companyURL: www.vanta.com
   defaultErrorName: APIException
   flattenGlobalSecurity: true
-  githubURL: github.com/owner/repo
+  githubURL: github.com/VantaInc/vanta-auditor-api-sdk-java
   groupID: com.vanta
   imports:
     option: openapi