Move pages under tldr, lint run.sh, update docs

tldr/jmap

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jmap
+
+> Java memory map tool.
+> More information: <https://docs.oracle.com/en/java/javase/20/docs/specs/man/jmap.html>.
+
+- Print shared object mappings for a Java process (output like pmap):
+
+`jmap {{java_pid}}`
+
+- Print heap summary information:
+
+`jmap -heap {{filename.jar}} {{java_pid}}`
+
+- Print histogram of heap usage by type:
+
+`jmap -histo {{java_pid}}`
+
+- Dump contents of the heap into a binary file for analysis with jhat:
+
+`jmap -dump:format=b,file={{path/to/file}} {{java_pid}}`
+
+- Dump live objects of the heap into a binary file for analysis with jhat:
+
+`jmap -dump:live,format=b,file={{path/to/file}} {{java_pid}}`