Fix several repeated words

Depressing how many of these there are. Some come from Dan though
(including one in the LICENSE!), so at least it's not just me!

projects/core/src/main/java/dan200/computercraft/core/apis/OSAPI.java

@@ -298,7 +298,7 @@ public class OSAPI implements ILuaAPI {
      * textutils.formatTime(os.time())
      * }</pre>
      * @cc.since 1.2
-     * @cc.changed 1.80pr1 Add support for getting the local local and UTC time.
+     * @cc.changed 1.80pr1 Add support for getting the local and UTC time.
      * @cc.changed 1.82.0 Arguments are now case insensitive.
      * @cc.changed 1.83.0 {@link #time(IArguments)} now accepts table arguments and converts them to UNIX timestamps.
      * @see #date To get a date table that can be converted with this function.

projects/core/src/main/java/dan200/computercraft/core/apis/http/options/AddressPredicate.java

@@ -57,7 +57,7 @@ interface AddressPredicate {
                 prefixSize = Integer.parseInt(prefixSizeStr);
             } catch (NumberFormatException e) {
                 throw new InvalidRuleException(String.format(
-                    "Invalid host host '%s': Cannot extract size of CIDR mask from '%s'.",
+                    "Invalid host '%s': Cannot extract size of CIDR mask from '%s'.",
                     addressStr + '/' + prefixSizeStr, prefixSizeStr
                 ));
             }

projects/core/src/main/java/dan200/computercraft/core/asm/Generator.java

@@ -270,7 +270,7 @@ final class Generator<T> {
         }
 
         // Fold over the original method's arguments, excluding the target in reverse. For each argument, we reduce
-        // a method of type type (target, args..., arg_n, context..., IArguments) -> _ to (target, args..., context..., IArguments) -> _
+        // a method of type (target, args..., arg_n, context..., IArguments) -> _ to (target, args..., context..., IArguments) -> _
         // until eventually we've flattened the whole list.
         for (var i = parameterTypes.size() - 1; i >= 0; i--) {
             handle = MethodHandles.foldArguments(handle, i + 1, argSelectors.get(i));

projects/core/src/main/resources/data/computercraft/lua/rom/help/changelog.md

@@ -800,7 +800,7 @@ And several bug fixes:
 # New features in CC: Tweaked 1.86.2
 
 * Fix peripheral.getMethods returning an empty table.
-* Update to Minecraft 1.15.2. This is currently alpha-quality and so is missing missing features and may be unstable.
+* Update to Minecraft 1.15.2. This is currently alpha-quality and so is missing features and may be unstable.
 
 # New features in CC: Tweaked 1.86.1
 
@@ -1416,7 +1416,7 @@ And several bug fixes:
 * Turtles can now compare items in their inventories
 * Turtles can place signs with text on them with `turtle.place( [signText] )`
 * Turtles now optionally require fuel items to move, and can refuel themselves
-* The size of the the turtle inventory has been increased to 16
+* The size of the turtle inventory has been increased to 16
 * The size of the turtle screen has been increased
 * New turtle functions: `turtle.compareTo( [slotNum] )`, `turtle.craft()`, `turtle.attack()`, `turtle.attackUp()`, `turtle.attackDown()`, `turtle.dropUp()`, `turtle.dropDown()`, `turtle.getFuelLevel()`, `turtle.refuel()`
 * New disk function: disk.getID()

projects/core/src/main/resources/data/computercraft/lua/rom/modules/main/cc/audio/dfpwm.lua

@@ -211,7 +211,7 @@ end
 
 --[[- A convenience function for encoding a complete file of audio at once.
 
-This should only be used for complete pieces of audio. If you are writing writing multiple chunks to the same place,
+This should only be used for complete pieces of audio. If you are writing multiple chunks to the same place,
 you should use an encoder returned by [`make_encoder`] instead.
 
 @tparam { number... } input The table of amplitude data.

projects/core/src/test/resources/test-rom/spec/modules/cc/internal/syntax/lexer_spec.md

@@ -13,13 +13,13 @@ correct tokens and positions, and that it can report sensible error messages.
 We can lex some basic comments:
 
 ```lua
--- A basic singleline comment comment
+-- A basic singleline comment
 --[ Not a multiline comment
 --[= Also not a multiline comment!
 ```
 
 ```txt
-1:1-1:37 COMMENT -- A basic singleline comment comment
+1:1-1:37 COMMENT -- A basic singleline comment
 2:1-2:27 COMMENT --[ Not a multiline comment
 3:1-3:34 COMMENT --[= Also not a multiline comment!
 ```