CI: do not perform builds for ARM, i686 and x86_64

Android 7 repository is prepared for AArch64-only.

.gitlab-ci.yml

@@ -35,22 +35,22 @@ build-aarch64:
     TERMUX_ARCH: aarch64
 
 ## Building packages for ARM.
-build-arm:
-  <<: *build_job
-  variables:
-    TERMUX_ARCH: arm
+#build-arm:
+#  <<: *build_job
+#  variables:
+#    TERMUX_ARCH: arm
 
 ## Building packages for i686.
-build-i686:
-  <<: *build_job
-  variables:
-    TERMUX_ARCH: i686
+#build-i686:
+#  <<: *build_job
+#  variables:
+#    TERMUX_ARCH: i686
 
 ## Building packages for x86_64.
-build-x86_64:
-  <<: *build_job
-  variables:
-    TERMUX_ARCH: x86_64
+#build-x86_64:
+#  <<: *build_job
+#  variables:
+#    TERMUX_ARCH: x86_64
 
 ## Submit build packages to repository.
 upload-packages: