Add cmake to tool-brew chunk

Fixes #1020

Author: kylos101

chunks/tool-brew/Dockerfile

@@ -12,5 +12,4 @@ ENV MANPATH="$MANPATH:/home/linuxbrew/.linuxbrew/share/man"
 ENV INFOPATH="$INFOPATH:/home/linuxbrew/.linuxbrew/share/info"
 ENV HOMEBREW_NO_AUTO_UPDATE=1
 
-RUN sudo apt remove -y cmake \
-    && brew install cmake
+RUN brew install cmake

tests/tool-brew.yaml

@@ -7,7 +7,13 @@
   command: [brew, doctor]
   assert:
   - stderr.indexOf("error") == -1
+  - status == 0
 - desc: it should have valid configuration
   command: [brew, config]
   assert:
   - status == 0
+- desc: it should have cmake
+  command: [cmake, --version]
+  assert:
+  - stderr.indexOf("cmake version") == -1
+  - status == 0