Disable module workflows entirely until CMake has stabilised import std

Author: sharadhr

.github/workflows/ci.yml

@@ -75,7 +75,7 @@ jobs:
 
   cmake-unix-modules:
     runs-on: ${{ matrix.os }}
-    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+    if: false
     strategy:
       matrix:
         os: [ ubuntu-latest ]
@@ -99,7 +99,7 @@ jobs:
 
   cmake-windows-modules:
     runs-on: ${{ matrix.os }}
-    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+    if: false
     strategy:
       matrix:
         os: [ windows-latest ]