fix(rtc): fixed bbpll not calibrated from bootloader issue

components/esp_hw_support/include/esp_private/rtc_clk.h

@@ -67,6 +67,12 @@ void rtc_clk_mpll_disable(void);
 void rtc_clk_mpll_configure(uint32_t xtal_freq, uint32_t mpll_freq);
 #endif  //#if SOC_CLK_MPLL_SUPPORTED
 
+/**
+ * @brief Workaround for C2, S3, C6, H2. Trigger the calibration of PLL. Should be called when the bootloader doesn't provide a good enough PLL accuracy.
+*/
+void rtc_clk_recalib_bbpll(void);
+
+
 #ifdef __cplusplus
 }
 #endif