Update RAM savings values

Author: kbx81

content/components/esp32.md

@@ -172,7 +172,7 @@ LWIP (Lightweight IP) behavior. Some options improve performance while others sa
   the TCP/IP stack from multiple threads. This helps catch thread safety issues when core locking is enabled. Defaults to `true`.
 
 - **disable_libc_locks_in_iram** (*Optional*, boolean): Disable placing libc lock functions in IRAM. This saves approximately
-  1.6KB of IRAM by placing these functions in flash memory instead. This is safe for ESPHome since no IRAM interrupt service
+  1.3 KB of IRAM by placing these functions in flash memory instead. This is safe for ESPHome since no IRAM interrupt service
   routines (ISRs that run while cache is disabled) use libc lock APIs. Defaults to `true` (IRAM placement disabled to save RAM).
 
 Some options can be disabled to save flash memory without affecting typical ESPHome functionality. The performance
@@ -193,7 +193,7 @@ esp32:
       enable_lwip_check_thread_safety: true  # Thread safety validation
 
       # Memory saving options
-      disable_libc_locks_in_iram: true  # Enabled by default, saves 1.6KB IRAM
+      disable_libc_locks_in_iram: true  # Enabled by default, saves 1.3 KB IRAM
       enable_lwip_dhcp_server: false  # Disabled by default, only needed for AP mode
       enable_lwip_mdns_queries: false  # Enabled by default, can disable if not using .local hostnames
       enable_lwip_bridge_interface: false  # Disabled by default