docs: rationalise .gitignore

Note I did not transplant the patterns under doc/txt/ (since the whole
dir is ignored already), and adjusted sort order to be fully
alphabetical.

Signed-off-by: Yann Dirson <yann.dirson@vates.tech>
Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>

.gitignore

@@ -50,19 +50,6 @@ config/Toplevel.mk
 config/Paths.mk
 
 dist/*
-docs/tmp.*
-docs/html/
-docs/man/xl.cfg.5.pod
-docs/man/xl-disk-configuration.5.pod
-docs/man/xl-network-configuration.5.pod
-docs/man/xl.1.pod
-docs/man/xl.conf.5.pod
-docs/man1/
-docs/man5/
-docs/man7/
-docs/man8/
-docs/pdf/
-docs/txt/
 extras/
 install/*
 
@@ -302,7 +289,3 @@ tools/debugger/kdd/kdd
 tools/firmware/etherboot/ipxe.tar.gz
 tools/firmware/etherboot/ipxe/
 tools/xl/xl
-
-docs/txt/misc/*.txt
-docs/txt/man/*.txt
-docs/figs/*.png

docs/.gitignore

@@ -0,0 +1,10 @@
+/figs/*.png
+/html/
+/man/xl.cfg.5.pod
+/man/xl-disk-configuration.5.pod
+/man/xl-network-configuration.5.pod
+/man/xl.1.pod
+/man/xl.conf.5.pod
+/man[1-9]/
+/pdf/
+/txt/