Migrate missing System Prompts into Skills

[jabrena]

• 126-java-observability-logging.xml
• 144-java-data-oriented-programming.xml
• 151-java-performance-jmeter.xml
• 161-java-profiling-detect.xml
• 162-java-profiling-analyze.xml
• 163-java-profiling-refactor.xml
• 164-java-profiling-verify.xml

[jabrena]

#515