Drop support for OTP 21

Author: schlagert

.github/workflows/test.yml

@@ -7,10 +7,11 @@ on:
 
 jobs:
   build:
+    timeout-minutes: 5
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        otp: [21, 22, 23, 24]
+        otp: [22, 23, 24]
     container:
       image: erlang:${{ matrix.otp }}
     steps:

README.md

@@ -228,18 +228,18 @@ History
 
 ### Master
 
-* Add support for RMCP+ (IPMI v2.0, big thanks to @IslandUsurper)
-* Add support for the *Get/Set Chassis Capabilities* command (thanks to @IslandUsurper)
-* Add support for the *Get Chassis Status* command (thanks to @IslandUsurper)
-* Add support for the *Chassis Control* command (thanks to @IslandUsurper)
-* Add support for the *Chassis Reset* command (thanks to @IslandUsurper)
-* Add support for the *Chassis Identify* command (thanks to @IslandUsurper)
-* Add support for the *Set Power Restore Policy* command (thanks to @IslandUsurper)
-* Add support for the *Get System Restart Cause* command (thanks to @IslandUsurper)
-* Add support for the *Set Front Panel Enables* command (thanks to @IslandUsurper)
-* Add support for the *Set Power Cycle Interval* command (thanks to @IslandUsurper)
-* Add support for the *Get POH Counter* command (thanks to @IslandUsurper)
-* Drop support for OTP releases older than 21.
+* #9 Add support for RMCP+ (IPMI v2.0, big thanks to @IslandUsurper)
+* #8 Add support for the *Get/Set Chassis Capabilities* command (thanks to @IslandUsurper)
+* #8 Add support for the *Get Chassis Status* command (thanks to @IslandUsurper)
+* #8 Add support for the *Chassis Control* command (thanks to @IslandUsurper)
+* #8 Add support for the *Chassis Reset* command (thanks to @IslandUsurper)
+* #8 Add support for the *Chassis Identify* command (thanks to @IslandUsurper)
+* #8 Add support for the *Set Power Restore Policy* command (thanks to @IslandUsurper)
+* #8 Add support for the *Get System Restart Cause* command (thanks to @IslandUsurper)
+* #8 Add support for the *Set Front Panel Enables* command (thanks to @IslandUsurper)
+* #8 Add support for the *Set Power Cycle Interval* command (thanks to @IslandUsurper)
+* #8 Add support for the *Get POH Counter* command (thanks to @IslandUsurper)
+* Drop support for OTP releases older than 22.2
 
 ### Version 3.0.0