bzegrep, bzfgrep, rgrep, zegrep, zgrep: move from linux to common (#8709)

grep alternatives work substantially the same on all major platforms.

pages/common/bzegrep.md

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+# bzegrep
+
+> Find extended regular expression patterns in bzip2 compressed files using egrep.
+> More information: <https://manned.org/bzegrep>.
+
+- Search for extended regular expressions (supporting `?`, `+`, `{}`, `()` and `|`) in a compressed file (case-sensitive):
+
+`bzegrep "{{search_pattern}}" {{path/to/file}}`
+
+- Search for extended regular expressions (supporting `?`, `+`, `{}`, `()` and `|`) in a compressed file (case-insensitive):
+
+`bzegrep --ignore-case "{{search_pattern}}" {{path/to/file}}`
+
+- Search for lines that do not match a pattern:
+
+`bzegrep --invert-match "{{search_pattern}}" {{path/to/file}}`
+
+- Print file name and line number for each match:
+
+`bzegrep --with-filename --line-number "{{search_pattern}}" {{path/to/file}}`
+
+- Search for lines matching a pattern, printing only the matched text:
+
+`bzegrep --only-matching "{{search_pattern}}" {{path/to/file}}`
+
+- Recursively search files in a bzip2 compressed tar archive for a pattern:
+
+`bzegrep --recursive "{{search_pattern}}" {{path/to/file}}`