👷 Rename workflows

Author: pboling

.github/workflows/ancient.yml

@@ -1,4 +1,4 @@
-name: Ruby 2.3, 2.4, 2.5 (EOL)
+name: MRI 2.3, 2.4, 2.5 (EOL)
 
 on:
   push:

.github/workflows/heads.yml

@@ -1,4 +1,4 @@
-name: Heads Compat Matrix
+name: Heads
 
 env:
   K_SOUP_COV_DO: false

.github/workflows/hoary.yml

@@ -1,5 +1,5 @@
 # NOTE: Hoary is a synonym of ancient
-name: Ruby 2.2 (EOL)
+name: MRI 2.2 (EOL)
 
 on:
   push:

.github/workflows/legacy.yml

@@ -1,4 +1,4 @@
-name: Ruby 3.0 (EOL)
+name: MRI 3.0 (EOL)
 
 env:
   K_SOUP_COV_DO: false

.github/workflows/style.yml

@@ -1,4 +1,4 @@
-name: Ruby - Style
+name: Style
 
 on:
   push:

.github/workflows/supported.yml

@@ -1,4 +1,4 @@
-name: Supported Compat Matrix
+name: MRI Current
 
 env:
   K_SOUP_COV_DO: false

.github/workflows/truffle.yml

@@ -1,4 +1,4 @@
-name: Supported Compat Matrix
+name: Truffle
 
 env:
   K_SOUP_COV_DO: false

.github/workflows/unsupported.yml

@@ -1,4 +1,4 @@
-name: Ruby 2.6 & 2.7 (EOL)
+name: MRI 2.6 & 2.7 (EOL)
 
 env:
   K_SOUP_COV_DO: false