[ghex: 1/2] help: fix typo etc in help

[Logan Rathbone <larathbone src gnome org>]

commit 4a809104f44e461a2a6407ee676286071184cf9f
Author: Anders Jonsson <anders jonsson norsjovallen se>
Date:   Sun Mar 13 13:52:12 2022 +0100

    help: fix typo etc in help

 help/C/advanced-clipboard.page | 2 +-
 help/C/basics-save-file.page   | 2 +-
 help/C/tools-chartable.page    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/help/C/advanced-clipboard.page b/help/C/advanced-clipboard.page
index 13c1f25..7bb485a 100644
--- a/help/C/advanced-clipboard.page
+++ b/help/C/advanced-clipboard.page
@@ -119,7 +119,7 @@
     <p>Plain text (Unicode)</p>
    </item>
   </list>
-  <p>These options work as described above in the <link xref="#paste-special"/> section
+  <p>These options work as described in the <link xref="#paste-special"/> section
   above, but in reverse. In other words, the data copied from GHex <em>to</em> the
   clipboard will be copied in the specified format.</p>
   <p>This allows you to have control over how clipboard data copied from GHex will
diff --git a/help/C/basics-save-file.page b/help/C/basics-save-file.page
index 3238bd6..5d79843 100644
--- a/help/C/basics-save-file.page
+++ b/help/C/basics-save-file.page
@@ -12,7 +12,7 @@
  <title>Saving files</title>
  <p>To save a file in place, maintaining its filename and location, use the
  <gui>Save</gui> operation by clicking the <gui>Save</gui> button on the header bar, or by
- pressing <keyseq><key>Ctrl</key><key>s</key></keyseq>.</p>
+ pressing <keyseq><key>Ctrl</key><key>S</key></keyseq>.</p>
  <p>To save a file to a filename of your choice, use the <gui>Save As</gui> operation by
  clicking <gui>Save As</gui> in the <gui>Main menu</gui>, or by pressing
  <keyseq><key>Shift</key><key>Ctrl</key><key>S</key></keyseq>.</p>
diff --git a/help/C/tools-chartable.page b/help/C/tools-chartable.page
index a094099..2e89b21 100644
--- a/help/C/tools-chartable.page
+++ b/help/C/tools-chartable.page
@@ -12,7 +12,7 @@
  <title>Character table</title>
  <p>GHex includes a handy table of many standard ASCII characters so as to allow
  you to easily insert such characters into a file without having to memorize its
- decimal or hexidecimal character code.</p>
+ decimal or hexadecimal character code.</p>
  <p>You may access the character table by selecting <gui>Character Table</gui> from the
  <gui>Tools</gui> submenu of the <gui>Main menu</gui>.</p>
  <p>While the character table is open, you may still select the hex editor and move