CI: cache-deps: platforms need separate build steps

Otherwise Windows was failing the first time & not proceeding to retry.

Author: Anton-Latukha

.github/workflows/cache-deps.yml

@@ -103,10 +103,12 @@ jobs:
                         ${{ env.cache-name }}-${{ runner.os }}-${{ matrix.ghc }}-${{ env.HACKAGE_TIMESTAMP }}-
                         ${{ env.cache-name }}-${{ runner.os }}-${{ matrix.ghc }}-
 
-      - name: Build
+      - if: runner.os != 'Windows'
+        name: Build
         run: cabal v2-build --enable-tests --enable-benchmarks --only-dependencies
 
       # repeating builds to workaround segfaults in windows and ghc-8.8.4
+      # separate build steps for platforms are needed because if Windows build aborts once - it returns the error code but despite how it is on other platforms - repeated compilation may succeed.
       - if: runner.os == 'Windows'
-        name: (Windows) Run build 2 additional times
-        run: cabal v2-build --enable-tests --enable-benchmarks --only-dependencies || cabal v2-build --enable-tests --enable-benchmarks --only-dependencies
+        name: (Windows) Restart build 3 times
+        run: cabal v2-build --enable-tests --enable-benchmarks --only-dependencies || cabal v2-build --enable-tests --enable-benchmarks --only-dependencies || cabal v2-build --enable-tests --enable-benchmarks --only-dependencies