postgis: revision bump (icu4c@78 78.1)

Signed-off-by: botantony <[email protected]>

Author: botantony

Formula/p/postgis.rb

@@ -4,7 +4,7 @@ class Postgis < Formula
   url "https://download.osgeo.org/postgis/source/postgis-3.6.0.tar.gz"
   sha256 "8caffef4b457ed70d5328bf4e5a21f9306b06c271662e03e1a65d30090e5f25f"
   license "GPL-2.0-or-later"
-  revision 2
+  revision 3
 
   livecheck do
     url "https://download.osgeo.org/postgis/source/"
@@ -34,7 +34,7 @@ class Postgis < Formula
 
   depends_on "gdal"
   depends_on "geos"
-  depends_on "icu4c@77"
+  depends_on "icu4c@78"
   depends_on "json-c"
   depends_on "libpq"
   depends_on "libxml2"