CI: fix copy-paste error in upload ccache cache steps

Fix copy-paste error in upload ccache cache steps for kernel and
packages workflows.

Fixes: 6fa1b22 ("CI: reusable_build: add support for ccache cache for testing kernel")
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>

Author: Ansuel

.github/workflows/kernel.yml

@@ -232,4 +232,4 @@ jobs:
     uses: ./.github/workflows/reusable_upload-file-s3.yml
     with:
       download_id: ${{ matrix.target }}-${{ matrix.subtarget }}${{ matrix.testing != '' && '-testing' || '' }}-ccache-cache
-      filename: ccache-kernel-${{ matrix.target }}-${{ matrix.subtarget }}${{ inputs.testing == true && '-testing' || '' }}${{ needs.build.outputs.ccache_tag }}.tar
+      filename: ccache-kernel-${{ matrix.target }}-${{ matrix.subtarget }}${{ matrix.testing != '' && '-testing' || '' }}${{ needs.build.outputs.ccache_tag }}.tar

.github/workflows/packages.yml

@@ -101,5 +101,5 @@ jobs:
     uses: ./.github/workflows/reusable_upload-file-s3.yml
     with:
       download_id: ${{ matrix.target }}-${{ matrix.subtarget }}${{ matrix.testing != '' && '-testing' || '' }}-ccache-cache
-      filename: ccache-packages-${{ matrix.target }}-${{ matrix.subtarget }}${{ inputs.testing == true && '-testing' || '' }}${{ needs.build.outputs.ccache_tag }}.tar
+      filename: ccache-packages-${{ matrix.target }}-${{ matrix.subtarget }}${{ matrix.testing != '' && '-testing' || '' }}${{ needs.build.outputs.ccache_tag }}.tar