[GR-17457] Set timelimit of ruby-test-mri-asserts to 75 min

PullRequest: truffleruby/4103

ci.jsonnet

@@ -526,7 +526,7 @@ local composition_environment = utils.add_inclusion_tracking(part_definitions, "
       "ruby-test-specs-darwin-aarch64-latest": $.platform.darwin_aarch64 + $.jdk.latest + $.env.jvm + gate_no_build + $.use.build + $.run.test_unit_tck + native_config + $.run.test_specs + { timelimit: "01:40:00" },
       "ruby-test-fast-linux-aarch64":   $.platform.linux_aarch64 + $.jdk.stable + $.env.jvm + gate + $.run.test_fast + native_config + { timelimit: "45:00" },
       "ruby-test-fast-linux-amd64":     $.platform.linux  + $.jdk.stable + $.env.jvm + gate + $.run.test_fast + { timelimit: "45:00" },  # To catch missing slow tags
-      "ruby-test-mri-asserts":          $.platform.linux  + $.jdk.stable + $.env.jvm + gate + $.run.test_mri_fast + { timelimit: "02:00:00" },
+      "ruby-test-mri-asserts":          $.platform.linux  + $.jdk.stable + $.env.jvm + gate + $.run.test_mri_fast + { timelimit: "01:15:00" },
       "ruby-test-mri-linux-amd64":      $.platform.linux  + $.jdk.stable + $.env.native + gate + $.run.test_mri + { timelimit: "01:20:00" },
       "ruby-test-mri-linux-aarch64":    $.platform.linux_aarch64 + $.jdk.stable + $.env.native + gate + $.run.test_mri + { timelimit: "01:20:00" },
       "ruby-test-mri-darwin-amd64":     $.platform.darwin_amd64 + $.jdk.stable + $.env.native + gate + $.run.test_mri + { timelimit: "01:30:00" },