containers: add --cleanenv arg to bazel-apptainer script

My GOPROXY and GOSUMDB values interfeer with rules_go inside the container -_-

roles/containers/tasks/apptainer.yml

@@ -14,6 +14,7 @@
         content: |
           #!/bin/sh
           TERM=xterm-256color exec apptainer shell \
+            --cleanenv \
             --ipc \
             --pid \
             --uts \

roles/theme/defaults/main.yml

@@ -3,8 +3,8 @@ wallpaper_dir: ~/Pictures/Wallpapers
 
 # Fonts that are not covered by system packages
 font_versions:
-  iosevka: 22.1.0
-  sarasa-gothic: 0.40.6
+  iosevka: 22.1.1
+  sarasa-gothic: 0.40.7
 
 kvantum_themes:
   - name: Nordic