Skip lobsters

It uses old commonmarker c-api-stable branch.

Author: nobu

.github/workflows/ubuntu.yml

@@ -209,7 +209,7 @@ jobs:
       matrix:
         include:
           # Using the same setup as ZJIT jobs
-          - bench_opts: '--warmup=1 --bench=1 --excludes=shipit'
+          - bench_opts: '--warmup=1 --bench=1 --excludes=lobsters,shipit'
 
     runs-on: ubuntu-24.04
 

.github/workflows/zjit-macos.yml

@@ -178,7 +178,7 @@ jobs:
         include:
           # Test --call-threshold=2 with 2 iterations in total
           - ruby_opts: '--zjit-call-threshold=2'
-            bench_opts: '--warmup=1 --bench=1 --excludes=shipit'
+            bench_opts: '--warmup=1 --bench=1 --excludes=lobsters,shipit'
             configure: '--enable-zjit=dev_nodebug' # --enable-zjit=dev is too slow
 
     runs-on: macos-14

.github/workflows/zjit-ubuntu.yml

@@ -236,7 +236,7 @@ jobs:
         include:
           # Test --call-threshold=2 with 2 iterations in total
           - ruby_opts: '--zjit-call-threshold=2'
-            bench_opts: '--warmup=1 --bench=1 --excludes=shipit'
+            bench_opts: '--warmup=1 --bench=1 --excludes=lobsters,shipit'
             configure: '--enable-zjit=dev_nodebug' # --enable-zjit=dev is too slow
 
     runs-on: ubuntu-24.04