File gtkmm3-docs-without-timestamp.patch of Package gtkmm3

--- orig-gtkmm-3.24.7/docs/reference/Doxyfile.in	2022-09-12 11:53:26.000000000 +0200
+++ gtkmm-3.24.7/docs/reference/Doxyfile.in	2022-09-12 17:57:58.776712449 +0200
@@ -176,7 +176,7 @@
 HTML_COLORSTYLE_HUE    = 220
 HTML_COLORSTYLE_SAT    = 100
 HTML_COLORSTYLE_GAMMA  = 80
-HTML_TIMESTAMP         = YES
+HTML_TIMESTAMP         = NO
 HTML_DYNAMIC_SECTIONS  = NO
 HTML_INDEX_NUM_ENTRIES = 100
 GENERATE_DOCSET        = NO