[dsymutil] Fix whitespace issues and typo in HelpText. (#108310)

Co-authored-by: Ryan Mansfield <[email protected]>

Author: rjmansfield

llvm/tools/dsymutil/Options.td

@@ -129,18 +129,18 @@ def: Joined<["--", "-"], "oso-prepend-path=">, Alias<oso_prepend_path>;
 
 def object_prefix_map: Separate<["--", "-"], "object-prefix-map">,
     MetaVarName<"<prefix=remapped>">,
-    HelpText<"Remap object file paths (but no source paths) before processing."
-             "Use this for Clang objects where the module cache location was"
-             "remapped using -fdebug-prefix-map; to help dsymutil"
+    HelpText<"Remap object file paths (but no source paths) before processing. "
+             "Use this for Clang objects where the module cache location was "
+             "remapped using -fdebug-prefix-map; to help dsymutil "
              "find the Clang module cache.">,
     Group<grp_general>;
 def: Joined<["--", "-"], "object-prefix-map=">, Alias<object_prefix_map>;
 
 def arch: Separate<["--", "-"], "arch">,
   MetaVarName<"<arch>">,
-  HelpText<"Link DWARF debug information only for specified CPU architecture"
-           "types. This option can be specified multiple times, once for each"
-           "desired architecture. All CPU architectures will be linked by"
+  HelpText<"Link DWARF debug information only for specified CPU architecture "
+           "types. This option can be specified multiple times, once for each "
+           "desired architecture. All CPU architectures will be linked by "
            "default.">,
   Group<grp_general>;
 def: Joined<["--", "-"], "arch=">, Alias<arch>;
@@ -206,7 +206,7 @@ def: Joined<["--", "-"], "linker=">, Alias<linker>;
 
 def build_variant_suffix: Separate<["--", "-"], "build-variant-suffix">,
   MetaVarName<"<suffix=buildvariant>">,
-  HelpText<"Specify the build variant suffix used to build the executabe file.">,
+  HelpText<"Specify the build variant suffix used to build the executable file.">,
   Group<grp_general>;
 def: Joined<["--", "-"], "build-variant-suffix=">, Alias<build_variant_suffix>;