docs: remove unintended repetition

Signed-off-by: carehabit <shenyuting@outlook.com>

lisp/doom-lib.el

@@ -936,7 +936,7 @@ VARIABLES is a list of variable settings of the form (VAR VALUE),
 where VAR is the name of the variable (a string) and VALUE
 is its value (also a string).
 
-The previous values will be be restored upon exit."
+The previous values will be restored upon exit."
   (declare (indent 1) (debug (sexp body)))
   (unless (consp variables)
     (error "Invalid VARIABLES: %s" variables))

modules/lang/graphql/README.org

@@ -91,7 +91,7 @@ query GetContinents($continentCode: String!) {
 With this module, there are 3 ways to view schemas:
 + =+graphql-doc-open-config= which uses a local [[https://github.com/jimkyndemeyer/graphql-config-examples][=.graphqlconfig=]] file to seed endpoints to query
 + =graphql-doc= which prompts you to select an endpoint based on ones added manually by =graphql-doc-add-api=
-+ =graphql-doc-open-url= which prompts to to manually enter an endpoint url
++ =graphql-doc-open-url= which prompts to manually enter an endpoint url
 
 When using the doc viewer, there are a few bindings for navigating around.
 

modules/lang/org/config.el

@@ -1188,7 +1188,7 @@ between the two."
   :hook (org-mode . org-eldoc-load)
   :init (setq org-eldoc-breadcrumb-separator " → ")
   :config
-  ;; HACK Fix #2972: infinite recursion when eldoc kicks in in 'org' or 'python'
+  ;; HACK Fix #2972: infinite recursion when eldoc kicks in 'org' or 'python'
   ;;   src blocks.
   ;; TODO Should be reported upstream!
   (puthash "org" #'ignore org-eldoc-local-functions-cache)