remove timeout vars in workflows

.github/workflows/full_test_suite.yml

@@ -33,7 +33,5 @@ jobs:
   snap_packaging_jobs:
     name: Snap packaging
     uses: "./.github/workflows/snap_packaging_jobs.yml"
-    with:
-      snapBuildTimeout: 5400
     secrets:
       LAUNCHPAD_CREDENTIALS: "${{ secrets.LAUNCHPAD_CREDENTIALS }}"

.github/workflows/nightly.yml

@@ -41,8 +41,6 @@ jobs:
     permissions:
       contents: read
     uses: "./.github/workflows/snap_packaging_jobs.yml"
-    with:
-      snapBuildTimeout: 19800
     secrets:
       LAUNCHPAD_CREDENTIALS: "${{ secrets.LAUNCHPAD_CREDENTIALS }}"
   create_changelog:

.github/workflows/release.yml

@@ -38,8 +38,6 @@ jobs:
   snap_packaging_jobs:
     name: Snap packaging
     uses: "./.github/workflows/snap_packaging_jobs.yml"
-    with:
-      snapBuildTimeout: 19800
     secrets:
       LAUNCHPAD_CREDENTIALS: "${{ secrets.LAUNCHPAD_CREDENTIALS }}"
   create_changelog:

.github/workflows/snap_packaging_jobs.yml

@@ -1,10 +1,6 @@
 name: Snap packaging
 on:
   workflow_call:
-    inputs:
-      snapBuildTimeout:
-        description: 'timeout for snap builds in seconds'
-        type: number
     secrets:
       LAUNCHPAD_CREDENTIALS:
         required: true