fixup! review comments:

CMakeLists.txt

@@ -355,7 +355,7 @@ endif()
 
 if(GINKGO_DEVEL_TOOLS)
     find_program(PRE_COMMIT pre-commit)
-    if(NOT ${PRE_COMMIT})
+    if(NOT PRE_COMMIT)
         message(FATAL_ERROR "The pre-commit command was not found. It is necessary if you want to commit changes to Ginkgo. "
                 "If that is not the case, set GINKGO_DEVEL_TOOLS=OFF. "
                 "Otherwise install pre-commit via pipx (or pip) using:\n"
@@ -367,7 +367,7 @@ if(GINKGO_DEVEL_TOOLS)
                     RESULT_VARIABLE pre-commit-result
                     OUTPUT_VARIABLE pre-commit-output
                     ERROR_VARIABLE pre-commit-error)
-    if(${pre-commit-result})
+    if(pre-commit-result)
         message(FATAL_ERROR
                 "Failed to install the git hooks via pre-commit. Please check the error message:\n"
                 "${pre-commit-output}\n${pre-commit-error}")