Fix grammar: 'allows to'

The use in generated bash completion files is getting flagged by
Lintian (the Debian package linting tool).

bash_completions.go

@@ -85,7 +85,7 @@ __%[1]s_handle_go_custom_completion()
     local out requestComp lastParam lastChar comp directive args
 
     # Prepare the command to request completions for the program.
-    # Calling ${words[0]} instead of directly %[1]s allows to handle aliases
+    # Calling ${words[0]} instead of directly %[1]s allows handling aliases
     args=("${words[@]:1}")
     # Disable ActiveHelp which is not supported for bash completion v1
     requestComp="%[8]s=0 ${words[0]} %[2]s ${args[*]}"

bash_completionsV2.go

@@ -57,7 +57,7 @@ __%[1]s_get_completion_results() {
     local requestComp lastParam lastChar args
 
     # Prepare the command to request completions for the program.
-    # Calling ${words[0]} instead of directly %[1]s allows to handle aliases
+    # Calling ${words[0]} instead of directly %[1]s allows handling aliases
     args=("${words[@]:1}")
     requestComp="${words[0]} %[2]s ${args[*]}"
 

cobra.go

@@ -48,7 +48,7 @@ const (
 	defaultCaseInsensitive = false
 )
 
-// EnablePrefixMatching allows to set automatic prefix matching. Automatic prefix matching can be a dangerous thing
+// EnablePrefixMatching allows setting automatic prefix matching. Automatic prefix matching can be a dangerous thing
 // to automatically enable in CLI tools.
 // Set this to true to enable it.
 var EnablePrefixMatching = defaultPrefixMatching