ci/platforms/darwin.sh: bump Espressif esptool

 - Bump Espressif esptool 5.2.0

   #18696

Signed-off-by: simbit18 <simbit18@gmail.com>

Author: simbit18

tools/ci/platforms/darwin.sh

@@ -278,7 +278,7 @@ python_tools() {
     construct \
     cvt2utf \
     cxxfilt \
-    esptool==4.8.dev4 \
+    esptool==5.2.0 \
     imgtool==1.9.0 \
     kconfiglib \
     pexpect==4.8.0 \