ci: remove unnecessary indirection

Signed-off-by: Jendrik Johannes <jendrik.johannes@gmail.com>

Author: jjohannes

.github/workflows/flow-pull-request-checks.yaml

@@ -23,6 +23,3 @@ jobs:
   build:
     name: Code
     uses: ./.github/workflows/zxc-build-plugins.yaml
-    secrets:
-      gradle-cache-username: ${{ secrets.GRADLE_CACHE_USERNAME }}
-      gradle-cache-password: ${{ secrets.GRADLE_CACHE_PASSWORD }}

.github/workflows/zxc-build-plugins.yaml

@@ -2,22 +2,15 @@
 name: "ZXC: Compile"
 on:
   workflow_call:
-    secrets:
-      gradle-cache-username:
-        description: "The username used to authenticate with the Gradle Build Cache Node."
-        required: true
-      gradle-cache-password:
-        description: "The password used to authenticate with the Gradle Build Cache Node."
-        required: true
 
 defaults:
   run:
     shell: bash
 
 env:
   LC_ALL: C.UTF-8
-  GRADLE_CACHE_USERNAME: ${{ secrets.gradle-cache-username }}
-  GRADLE_CACHE_PASSWORD: ${{ secrets.gradle-cache-password }}
+  GRADLE_CACHE_USERNAME: ${{ secrets.GRADLE_CACHE_USERNAME }}
+  GRADLE_CACHE_PASSWORD: ${{ secrets.GRADLE_CACHE_PASSWORD }}
 
 jobs:
   compile: