move ubuntu build test, run zjit-test under combo build

test-all still runs only with --enable-zjit=dev so we get exposure to
both build configs.

Author: XrXr

.github/workflows/compilers.yml

@@ -299,6 +299,7 @@ jobs:
       - { uses: './.github/actions/compilers', name: 'VM_DEBUG_BP_CHECK',              with: { cppflags: '-DVM_DEBUG_BP_CHECK' } }
       - { uses: './.github/actions/compilers', name: 'VM_DEBUG_VERIFY_METHOD_CACHE',   with: { cppflags: '-DVM_DEBUG_VERIFY_METHOD_CACHE' } }
       - { uses: './.github/actions/compilers', name: 'enable-yjit',                    with: { append_configure: '--enable-yjit' } }
+      - { uses: './.github/actions/compilers', name: 'enable-{y,z}jit',                with: { append_configure: '--enable-yjit --enable-zjit' } }
       - { uses: './.github/actions/compilers', name: 'YJIT_FORCE_ENABLE',              with: { cppflags: '-DYJIT_FORCE_ENABLE' } }
       - { uses: './.github/actions/compilers', name: 'UNIVERSAL_PARSER',               with: { cppflags: '-DUNIVERSAL_PARSER' } }
 

.github/workflows/zjit-ubuntu.yml

@@ -37,14 +37,8 @@ jobs:
             configure: '--enable-zjit=dev --with-gcc=clang-14'
             libclang_path: '/usr/lib/llvm-14/lib/libclang.so.1'
 
-          - test_task: 'ruby' # build test for combo build
-            configure: '--enable-yjit --enable-zjit'
-
-          - test_task: 'ruby' # build test for combo build
-            configure: '--enable-yjit=dev --enable-zjit'
-
           - test_task: 'zjit-test'
-            configure: '--enable-zjit=dev'
+            configure: '--enable-yjit=dev --enable-zjit'
 
           - test_task: 'test-all'
             configure: '--enable-zjit=dev'