Merge pull request #27006 from redpanda-data/stephan/debug-alias-sanitizer-bazel

bazel: Alias debug to sanitizer build config

Author: StephanDollberg

.bazelrc

@@ -85,6 +85,13 @@ build:sanitizer --@seastar//:system_allocator=True
 # krb5 is a foreign cc build and needs explicit list of sanitizers to build the shared library
 build:sanitizer --@krb5//:sanitizers=address,undefined,vptr,function,alignment
 
+# =================================
+# Debug
+# =================================
+# alias to match our legacy cmake debug BUILD_TYPE so we don't have to do any
+# mapping in taskfiles
+build:debug --config=sanitizer
+
 # =================================
 # ODR Finder
 # =================================