docs: hwmon: mp2975.rst: address some html build warnings

    .../Documentation/hwmon/mp2975.rst:25: WARNING: Unexpected indentation.
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    .../Documentation/hwmon/mp2975.rst:69: WARNING: Unexpected indentation.
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List blocks should have blank lines before and after them,
in order to be properly parsed.

Fixes: 4beb7a028e9f ("hwmon: (pmbus) Add support for MPS Multi-phase mp2975 controller")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/b02f98d886ab1f5af233f8999c7a15529fc52cdc.1603791716.git.mchehab+huawei@kernel.orgSigned-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/hwmon/index.rst

@@ -132,6 +132,7 @@ Hardware Monitoring Kernel Drivers
    mcp3021
    menf21bmc
    mlxreg-fan
+   mp2975
    nct6683
    nct6775
    nct7802

Documentation/hwmon/mp2975.rst

@@ -20,6 +20,7 @@ This driver implements support for Monolithic Power Systems, Inc. (MPS)
 vendor dual-loop, digital, multi-phase controller MP2975.
 
 This device:
+
 - Supports up to two power rail.
 - Provides 8 pulse-width modulations (PWMs), and can be configured up
   to 8-phase operation for rail 1 and up to 4-phase operation for rail
@@ -32,10 +33,12 @@ This device:
   10-mV DAC, IMVP9 mode with 5-mV DAC.
 
 Device supports:
+
 - SVID interface.
 - AVSBus interface.
 
 Device complaint with:
+
 - PMBus rev 1.3 interface.
 
 Device supports direct format for reading output current, output voltage,
@@ -45,11 +48,14 @@ Device supports VID and direct formats for reading output voltage.
 The below VID modes are supported: VR12, VR13, IMVP9.
 
 The driver provides the next attributes for the current:
+
 - for current in: input, maximum alarm;
 - for current out input, maximum alarm and highest values;
 - for phase current: input and label.
-attributes.
+  attributes.
+
 The driver exports the following attributes via the 'sysfs' files, where
+
 - 'n' is number of telemetry pages (from 1 to 2);
 - 'k' is number of configured phases (from 1 to 8);
 - indexes 1, 1*n for "iin";
@@ -65,11 +71,14 @@ The driver exports the following attributes via the 'sysfs' files, where
 **curr[1-{2n+k}]_label**
 
 The driver provides the next attributes for the voltage:
+
 - for voltage in: input, high critical threshold, high critical alarm, all only
   from page 0;
 - for voltage out: input, low and high critical thresholds, low and high
   critical alarms, from pages 0 and 1;
+
 The driver exports the following attributes via the 'sysfs' files, where
+
 - 'n' is number of telemetry pages (from 1 to 2);
 - indexes 1 for "iin";
 - indexes n+1, n+2 for "vout";
@@ -87,9 +96,12 @@ The driver exports the following attributes via the 'sysfs' files, where
 **in[2-{n+1}1_lcrit_alarm**
 
 The driver provides the next attributes for the power:
+
 - for power in alarm and input.
 - for power out: highest and input.
+
 The driver exports the following attributes via the 'sysfs' files, where
+
 - 'n' is number of telemetry pages (from 1 to 2);
 - indexes 1 for "pin";
 - indexes n+1, n+2 for "pout";