Fix new typos found by codespell

doc/zstd_manual.html

@@ -298,7 +298,7 @@ size_t     ZSTD_freeDCtx(ZSTD_DCtx* dctx);  </b>/* accept NULL pointer */<b>
                               * Special: value 0 means "use default strategy". */
 
     ZSTD_c_targetCBlockSize=130, </b>/* v1.5.6+<b>
-                                  * Attempts to fit compressed block size into approximatively targetCBlockSize.
+                                  * Attempts to fit compressed block size into approximately targetCBlockSize.
                                   * Bound by ZSTD_TARGETCBLOCKSIZE_MIN and ZSTD_TARGETCBLOCKSIZE_MAX.
                                   * Note that it's not a guarantee, just a convergence target (default:0).
                                   * No target when targetCBlockSize == 0.

lib/compress/zstd_lazy.c

@@ -1123,9 +1123,9 @@ ZSTD_row_getMatchMask(const BYTE* const tagRow, const BYTE tag, const U32 headGr
 
 /* The high-level approach of the SIMD row based match finder is as follows:
  * - Figure out where to insert the new entry:
- *      - Generate a hash for current input posistion and split it into a one byte of tag and `rowHashLog` bits of index.
+ *      - Generate a hash for current input position and split it into a one byte of tag and `rowHashLog` bits of index.
- *           - The hash is salted by a value that changes on every contex reset, so when the same table is used
+ *           - The hash is salted by a value that changes on every context reset, so when the same table is used
- *             we will avoid collisions that would otherwise slow us down by intorducing phantom matches.
+ *             we will avoid collisions that would otherwise slow us down by introducing phantom matches.
  *      - The hashTable is effectively split into groups or "rows" of 15 or 31 entries of U32, and the index determines
  *        which row to insert into.
  *      - Determine the correct position within the row to insert the entry into. Each row of 15 or 31 can

lib/zstd.h

@@ -395,7 +395,7 @@ typedef enum {
                               * Special: value 0 means "use default strategy". */
 
     ZSTD_c_targetCBlockSize=130, /* v1.5.6+
-                                  * Attempts to fit compressed block size into approximatively targetCBlockSize.
+                                  * Attempts to fit compressed block size into approximately targetCBlockSize.
                                   * Bound by ZSTD_TARGETCBLOCKSIZE_MIN and ZSTD_TARGETCBLOCKSIZE_MAX.
                                   * Note that it's not a guarantee, just a convergence target (default:0).
                                   * No target when targetCBlockSize == 0.

tests/zstreamtest.c

@@ -2478,7 +2478,7 @@ static int basicUnitTests(U32 seed, double compressibility, int bigTests)
 
     DISPLAYLEVEL(3, "test%3i : Test single-shot fallback for magicless mode: ", testNb++);
     {
-        // Aquire resources
+        // Acquire resources
         size_t const srcSize = COMPRESSIBLE_NOISE_LENGTH;
         void* src = malloc(srcSize);
         size_t const dstSize = ZSTD_compressBound(srcSize);