Remove use of ThreadDeath from make utilities

Creating support/modules_libs/java.base/jrt-fs.jar
/home/jvm/jdk/make/jdk/src/classes/build/tools/dtdbuilder/DTDParser.java:922: warning: [removal] ThreadDeath in java.lang has been deprecated and marked for removal
        } catch (ThreadDeath e) {
                 ^
error: warnings found and -Werror specified
1 error
1 warning
gmake[5]: *** [/home/jvm/jdk/build/linux-x86_64-server-fastdebug/bootcycle-build/buildtools/jdk_tools_classes/_the.BUILD_TOOLS_JDK_batch] Error 1
gmake[4]: *** [buildtools-jdk] Error 1
gmake[4]: *** Waiting for unfinished jobs....

ERROR: Build failed for target 'product-images' in configuration 'linux-x86_64-server-fastdebug' (exit code 2)
gmake[4]: warning: -jN forced in submake: disabling jobserver mode.
Stopping sjavac server

=== Output from failing command(s) repeated here ===
* For target buildtools_jdk_tools_classes__the.BUILD_TOOLS_JDK_batch:
/home/jvm/jdk/make/jdk/src/classes/build/tools/dtdbuilder/DTDParser.java:922: warning: [removal] ThreadDeath in java.lang has been deprecated and marked for removal
        } catch (ThreadDeath e) {
                 ^
error: warnings found and -Werror specified
1 error
1 warning