paccapability: add page (#18451)

Co-authored-by: Lena Pastwa <[email protected]>

Author: NamanSoni18

pages/linux/paccapability.md

@@ -0,0 +1,20 @@
+# paccapability
+
+> Query and display the capabilities supported by libalpm.
+> More information: <https://github.com/andrewgregory/pacutils/blob/master/doc/paccapability.pod>.
+
+- List all available capabilities:
+
+`paccapability`
+
+- Check for the specified capability:
+
+`paccapability {{nls|downloader|signatures}}`
+
+- Display help:
+
+`paccapability --help`
+
+- Display version:
+
+`paccapability --version`