Bump Emacs "most recent release" to 30.2

Author: greghendershott

.github/workflows/test.yml

@@ -15,7 +15,7 @@ jobs:
         emacs_version:
           - '25.1'              # our minimum supported version
           - '26.3'
-          - '30.1'              # most recent release
+          - '30.2'              # most recent release
         racket_version:
           - '7.8'               # our minimum supported version
           - 'stable'            # most recent release
@@ -67,7 +67,7 @@ jobs:
       fail-fast: false
       matrix:
         emacs_version:
-          - '30.1'              # most recent release
+          - '30.2'              # most recent release
         racket_version:
           - 'stable'            # most recent release
     name: Minimal Racket
@@ -103,7 +103,7 @@ jobs:
       fail-fast: false
       matrix:
         emacs_version:
-          - '30.1'              # most recent release
+          - '30.2'              # most recent release
         racket_version:
           - 'stable'            # most recent release
     name: Windows Emacs:${{ matrix.emacs_version }} Racket:${{ matrix.racket_version }}