package/spdlog: bump version to 1.15.3

Release Notes: https://github.com/gabime/spdlog/releases/tag/v1.15.3

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/spdlog/spdlog.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  7a80896357f3e8e920e85e92633b14ba0f229c506e6f978578bdc35ba09e9a5d  spdlog-1.15.2.tar.gz
+sha256  15a04e69c222eb6c01094b5c7ff8a249b36bb22788d72519646fb85feb267e67  spdlog-1.15.3.tar.gz
 sha256  4ccecab18d1ff0b61174fe3d6c430541625d3ddb865b0d5887db296f883c76e7  LICENSE

package/spdlog/spdlog.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SPDLOG_VERSION = 1.15.2
+SPDLOG_VERSION = 1.15.3
 SPDLOG_SITE = $(call github,gabime,spdlog,v$(SPDLOG_VERSION))
 SPDLOG_LICENSE = MIT
 SPDLOG_LICENSE_FILES = LICENSE