ci: add gmock to Debian base images

It is already in the Fedora base images.

.gitlab/ci/docker/debian10-aarch64/install_deps.sh

@@ -52,6 +52,7 @@ apt-get install -y \
     libgif-dev \
     libgl1-mesa-dev \
     libglew-dev \
+    libgmock-dev \
     libgrpc++-dev libgrpc-dev \
     libgsl-dev \
     libgtest-dev \

.gitlab/ci/docker/debian10/install_deps.sh

@@ -52,6 +52,7 @@ apt-get install -y \
     libgif-dev \
     libgl1-mesa-dev \
     libglew-dev \
+    libgmock-dev \
     libgrpc++-dev libgrpc-dev \
     libgsl-dev \
     libgtest-dev \

.gitlab/os-linux.yml

@@ -45,7 +45,7 @@
 ### Debian
 
 .debian10:
-    image: "kitware/cmake:ci-debian10-x86_64-2021-10-05"
+    image: "kitware/cmake:ci-debian10-x86_64-2021-11-18"
 
     variables:
         GIT_CLONE_PATH: "$CI_BUILDS_DIR/cmake ci"
@@ -60,7 +60,7 @@
         CMake_SKIP_INSTALL: 1
 
 .debian10_aarch64:
-    image: "kitware/cmake:ci-debian10-aarch64-2021-10-05"
+    image: "kitware/cmake:ci-debian10-aarch64-2021-11-18"
 
     variables:
         GIT_CLONE_PATH: "$CI_BUILDS_DIR/cmake ci"