Update cheatsheets

tldr/linux/pvchange

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pvchange
+
+> Change attributes of physical volume(s).
+> More information: <https://manned.org/pvchange>.
+
+- Allow allocation on a physical volume:
+
+`pvchange {{[-x|--allocatable]}} y {{/dev/sdXN}}`
+
+- Disallow allocation on a physical volume:
+
+`pvchange {{[-x|--allocatable]}} n {{/dev/sdXN}}`
+
+- Ignore metadata areas on a physical volume:
+
+`pvchange --metadataignore y {{/dev/sdXN}}`
+
+- Stop ignoring metadata areas on a physical volume:
+
+`pvchange --metadataignore n {{/dev/sdXN}}`
+
+- Add a tag to a physical volume:
+
+`pvchange --addtag {{tag}} {{/dev/sdXN}}`
+
+- Generate a new UUID for a physical volume (use with care):
+
+`pvchange --uuid {{/dev/sdXN}}`
+
+- Change all visible physical volumes (combine with other options such as allocatable):
+
+`pvchange {{[-a|--all]}} {{[-x|--allocatable]}} y`