package/spdlog: bump to version 1.15.2

Release Notes: https://github.com/gabime/spdlog/releases/tag/v1.15.2

- fixes an issue with the %D format flag found by OSS-Fuzz

Signed-off-by: Michael Nosthoff <buildroot@heine.tech>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit 2b6b2333cff7f53972bed8c449bd3310f195c0a0)

package/spdlog/spdlog.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  25c843860f039a1600f232c6eb9e01e6627f7d030a2ae5e232bdd3c9205d26cc  spdlog-1.15.1.tar.gz
+sha256  7a80896357f3e8e920e85e92633b14ba0f229c506e6f978578bdc35ba09e9a5d  spdlog-1.15.2.tar.gz
 sha256  4ccecab18d1ff0b61174fe3d6c430541625d3ddb865b0d5887db296f883c76e7  LICENSE

package/spdlog/spdlog.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SPDLOG_VERSION = 1.15.1
+SPDLOG_VERSION = 1.15.2
 SPDLOG_SITE = $(call github,gabime,spdlog,v$(SPDLOG_VERSION))
 SPDLOG_LICENSE = MIT
 SPDLOG_LICENSE_FILES = LICENSE